Gregor Mendel proposed the law of inheritance after seven years of research on pea plants. The laws of dominance, segregation, and independent assortment are among Mendel's laws of inheritance.
According to the law of segregation, each person has two alleles, but only one of them is passed on to the next generation. Mendel also tested green against yellow peas, round versus wrinkled, and other features that contrasted. He discovered that the outcomes were consistent across the board. He created the laws of Segregation and Dominance based on this. Mendel tested two qualities, each with two alleles, in a dihybrid cross.
Gametocytes (sperm and eggs) are produced during the meiotic process, which results in their having half (haploid) of each parent's DNA. According to Mendel's law of segregation, haploid gametes must partition the genes of the parents equally in order for their offspring to have an equal chance of acquiring either one or the other.
To know more about Gregor Mendel
https://brainly.com/question/13021265
#SPJ4
A rooster with grey feathers is crossed with a hen of the same phenotype. they produce 15 chicks with grey feathers, 7 chicks with black feathers, and 8 chicks with white feathers. what is the simplest explanation for this inheritance pattern?
The simplest explanation for the inheritance pattern of a rooster with grey feathers is crossed with a hen of the same phenotype and then they produce 15 chicks with grey feathers, 7 chicks with black feathers, and 8 chicks with white feathers are incomplete dominance pattern.
Feаther color is controlled by 2 genes: B = blаck аnd b = white. The third phenotype is the result of а 50-50 mix of blаck аnd white to produce grаy. The 15 grаy, 6 blаck, аnd 8 white birds represent а 2:1:1 rаtio; the result of mаting two heterozygous individuаls: (Bb x Bb).
Incomplete dominаnce is а lаck of dominаnce in either of two different аlleles in heterozygotes, so thаt the phenotype is intermediаte between thаt of homozygotes for either of the two аlleles. In the case above, the blаck аnd white аlleles аre incomplete dominаnce, with heterozygotes being grаy in color.
For more information about incomplete dominаnce refers to the link:
https://brainly.com/question/14053639
#SPJ4
Why do alleles from linked genes assort independently, if crossing over DOES occur?
a. They are transmitted together (on the same chromosome), instead of being transmitted independently of each other.
b. They end up on different chromosomes, so are then transmitted independently of each other.
c. Crossing over is random, so the closer genes are on the chromosome, the less likely crossing over is to occur.
d. They are involved in the same traits, so are transmitted together.
Since gene crossing over is a random process, it is less likely to happen when genes are near together on a chromosome. The right response in this case is option C.
Crossing over occurs during meiosis when homologous chromosomes exchange genetic material. This process can cause alleles of linked genes to assort independently because it can move the alleles to different chromosomes.
However, the closer two genes are on a chromosome, the less likely it is for a crossover to occur between them, resulting in an increased linkage between these genes. This is why genes that are located closer together on a chromosome tend to be inherited together more often than genes that are farther apart.
To learn more about chromosomes
https://brainly.com/question/1596925
#SPJ4
Identify all the statements that describe the benefits of microbes from a human perspective. Check All That Apply
1-Nitrogen gas is not accessible for use by most organisms without the help of some microbes.
2- It has been hypothesized that since some microbes are photosynthetic and therefore release oxygen into the environment, today's oxygen levels are a direct result of their presence on earth.
3-Microbes can cause disease.
4-Microbes degrade/recycle metabolic wastes from other living organisms.
Microbes degrade/recycle metabolic wastes from other living organisms.
What is microbe ?Microbes aid in food digestion, aid in nutrient absorption, and compete with pathogenic bacteria in the intestines. They create proteins and vitamins that human genes are incapable of producing. They also help the immune system fight infections and disorders across the entire human body by preventing the formation of dangerous skin germs.
Microorganisms, often known as microbes, are minute organisms that can be either single cells or colonies of cells.
Learn more about Microbe here:
https://brainly.com/question/8695285
#SPJ4
Which of the following lists the steps of the scientific method in the correct order?
Answer:
C. observation, question, hypothesis, prediction, experiment/observation, conclusion
Explanation:
_____ is a process in which plants take energy from the sun or other light source and convert it into sugar, which can be converted to other food molecules.
Plants use a process called photosynthesis to transform the energy either the sun or another light source into sugar, which can then be transformed into other food molecules.
How does photosynthesis work?The process whereby the plants convert carbon dioxide, water, and sunshine into oxygen and sugar-based energy is known as photosynthesis. The sustainability of the vast bulk of life on this planet depends on photosynthesis.
How is photosynthesis so crucial to our survival?On a frequent basis, photosynthesis provides humans with the energy to generate heat, light, & electricity as well as the food they eat. Moreover, as autotrophs contribute to practically all food chains as manufacturers, this mechanism is also crucial for humans.
To know more about photosynthesis visit:
https://brainly.com/question/29764662
#SPJ4
which observation suggests that eukaryotes may share a more recent common ancestor with bacteria than with archaea?
Many yeast metabolism-related genes resemble bacterial genes more so than archaeal genes, which is a discovery that shows eukaryotes and bacteria may have had a more recent common ancestor.
The majority of the genes in eukaryotic genomes come from bacteria. 56% of eukaryotic genes are on average from bacteria, 53% come from eukaryotes without plastids, and 61% come from photosynthetic eukaryotic lineages, where the cyanobacterial ancestor of plastids contributed more genes to the eukaryotic lineage. In order to adapt to the nutrient-rich environment of the cells they infect, intracellular parasites go through a process of reductive evolution in which they give up bacterial genes involved in metabolic functions. The human parasite Encephalitozoon intestinalis, which has 86% genes of archaeal and 14% of bacterial origin, exhibits the most dramatic adaptive gene loss.
To learn more about eukaryotes from the link: https://brainly.com/question/30335918
#SPJ4
The complete question is:
Which observation suggests that eukaryotes may share a more recent common ancestor with bacteria than with archaea?
Many genes that affect metabolism in yeast are more similar to bacterial than archaeal genes.Bacteria have circular chromosomes.Bacteria are unicellular.Bacteria have peptidoglycan in their cell wall.Bacteria do not have a nuclear envelope.Archaeal membranes contain branched isoprene chains.where is the crater from the asteroid that killed the dinosaurs
Answer:
it's Chicxulub crater
Explanation:
good luck hope it helps
The interaction of which two systems provides the molecules needed for the metabolic activity that takes place at ribosomes?.
Digestive and circulatory are the two systems provides the molecules needed for the metabolic activity that takes place at ribosomes.
What are Ribosomes?A ribosome is a sophisticated molecular engine found inside living cells that synthesises proteins from amino acids, also known as translation. All live cells undertake protein synthesis, which is one of their fundamental functions.
Both prokaryotic and eukaryotic cells contain ribosomes, which are specialised cell organelles. Ribosomes are essential for the creation of proteins in every live cell.
The messenger ribonucleic acid (mRNA) that this cell organelle binds to carries information that is decoded by the mRNA's nucleotide sequence. They enter the ribosome at the acceptor site and transfer RNAs (tRNAs) that contain amino acids. Once it is attached, it continues to add amino acids to the tRNA's expanding protein chain.
Learn more about ribosomes here: https://brainly.com/question/13482257
#SPJ4
A true‑breeding black rabbit is crossed with a true‑breeding white rabbit to produce an f1 generation of 16 individuals. if the black color trait is dominant, which of the outcomes represents the expected phenotype of an f1 generation cross?
The expected phenotype of an F1 generation cross between a true-breeding black rabbit and a true-breeding white rabbit would be all black rabbits, as the black color trait is dominant.
This means that the dominant allele for black color (B) will always mask the recessive allele for white color (b) in the phenotype, or observable physical traits, of the offspring.
Therefore, even though the F1 generation individuals will carry one B allele and one b allele, they will all appear black.
In Mendel's first law of inheritance, known as the law of dominance, states that when an organism inherits two different alleles for a trait, only one allele will be expressed in the phenotype.
In conclusion, the expected phenotype of an F1 generation cross between a true-breeding black rabbit and a true-breeding white rabbit would be all black rabbits, as the black color trait is dominant and the law of dominance states that only one allele will be expressed in the phenotype.
The recessive allele will be hidden and can be only passed to the next generation.
Learn more about the phenotype at
https://brainly.com/question/20730322
#SPJ4
What is the name of the process that converts RNA into amino acids chains and then proteins?.
A protein is created through the process of translation from the data included in a messenger RNA molecule (mRNA). Then the so-called start codon of the mRNA sequence attaches to a transfer RNA (tRNA) molecule carrying the amino acid methionine.
As DNA cannot leave the nucleus, the mRNA messenger carries the DNA code dictating the amino acid sequence to the protein synthesis machinery (ribosomes). Transcription is the process of creating mRNA that carries the DNA's message. The translation is the process of creating protein molecules with an amino acid sequence that matches the coding found in mRNA. The information in the messenger RNA is read and then the respective amino acid sequence is synthesized which forms the final protein product.
To know more about translation, please visit
https://brainly.com/question/16746467
#SPJ4
Why is the hypothalamus a major coordinating and control center? It contains autonomic centers and acts as an endocrine orga
The sophisticated control and coordination center is located in your hypothalamus, a structure deep inside your brain.
Its principal responsibility is to keep your body in a constant state of equilibrium known as homeostasis. It accomplishes this by directly influencing your autonomic nervous system or by regulating hormones. The pituitary gland is influenced by a number of releasing and inhibiting hormones from the brain that encourage the synthesis of pituitary hormones. Some of the pituitary hormones influence other glands spread throughout the body, while others have an effect on the target organs directly. The endocrine system, autonomic system, and somatic behavior are all controlled by hypothalamic output. The region below the thalamus has 11 distinct nuclei.
To learn more about brain click here https://brainly.com/question/8384895
#SPJ4
Which of the following is true about
bones?
A. Ossification is the process of bone development.
B. Blood vessels run around bones and not through.
C. All bones are mostly cartilage.
D. Bones are made of non-living tissues.
A. Ossification is the process of bone development.
What is ossification?
Ossification is the process by which bones are formed and developed from the precursor tissue, hyaline cartilage, in the embryo and fetus, or in the growing child. This process involves the replacement of the cartilage model with hard, calcified bone tissue, and it is essential for the formation of the skeleton. There are two types of ossification: endochondral and intramembranous.
Endochondral ossification occurs when the cartilage model is replaced by bone, while intramembranous ossification occurs when bone is formed directly from mesenchymal cells without a cartilage precursor. This process is regulated by various hormones, growth factors, and other signaling molecules, and it is influenced by environmental factors such as nutrition, exercise, and disease. The end result of ossification is a strong and rigid skeleton that provides support and protection to the body, and allows for movement through the attachment of muscles
Learn more about ossification, here:
https://brainly.com/question/9211436
#SPJ1
T or F A plant does not need its seed once it has leaves
Answer:
true
Explanation:
fungal organisms morphologically consistent with candida spp.
The hyphae are the vegetative form of filamentous fungi, which possess a thread-like structure. fungal organisms morphologically consistent with candida spp. refers to the infection.
There is a morphological consistency between the commensal lactobacillary flora, which includes species that are suppliers of candida organisms, and the fungi. According to the results of the repeat cotest, there is a derangement of species that are morphologically consistent with tumor-causing fungi. At the time of initial presentation, other risk factors are minimal. Instances of other non-neoplastic findings that are not prescribed Organisms Fungal organisms having plug-in flora-conforming morphology. the Vol. JMSCR Journal of Medical Science and Clinical Research. Candida is effectively not considered a sexually transmitted infection (STI). Thrush is a yeast infection that is always present and is not person-transmitted.
learn more about candida here
https://brainly.com/question/13251296
#SPJ4
Which of the following typically increases genetic diversity in a population?
a. Genetic drift occurs only in small populations.
b. Inbreeding increases genetic diversity.
c. Gene flow can introduce new alleles into a population.
Which division of the nervous system consists of the brain and spinal cord?
The brain and spinal cord are the two parts of the central nervous system, according to the statement.
In basic terms, how does the nervous system?The body's well-organized network of nerve tissue. The peripheral nervous system, which connects the brainstem to the rest of the body, the central nervous system, and additional nerve tissue are all included in it.
How is the nervous system impacted?Meningitis, encephalopathy, measles, and dorsal abscess are a few examples of infections. structural conditions such brain or spinal cord damage, Bell's palsy, cervical disk herniation, the carpal tunnel syndrome, tumors in the brain or spinal cord, nerve damage, and Guillain-Barré syndrome.
To know more about Nervous system visit:
https://brainly.com/question/2114466
#SPJ4
What is the importance of the study of cell division in the field of medicine What other fields of science is cell division important?.
All living things depend on cell division for growth, repair, and reproduction, hence it is a crucial process all living things. Damaged cells are renewed as a result of this process. the creation of new cells from existing ones.
For you to grow and for your wounds to heal, cells must divide. Cells must also stop dividing at the appropriate time. Cancer can result from a cell's inability to stop dividing when it should, which is a condition known as cell division failure. Some cells, like skin cells, divide often.
Some cells in growing organisms perish or sustain damage, necessitating replacement. Some single-celled creatures exclusively reproduce by a specific sort of mitosis. Cell division in multicellular organisms increases the overall number of cells, allowing for individual growth and change.
Learn more about Cancer from:
https://brainly.com/question/8590464
#SPJ4
Which of the following correctly describes the functions of the rough endoplasmic reticulum (RER) and
Golgi apparatus, respectively?
a. modification of proteins; processing of proteins for cell secretion
b. ATP production; synthesis of proteins for cell secretion
c processing of proteins; synthesis of proteins for cell secretion
d. synthesis of proteins for cell secretion; ATP production
Answer:
c. processing of proteins; synthesis of proteins for cell secretion
Explanation:
what is the function of the aortic semilunar valve
The aortic semilunar valve is a valve that connects the left ventricle to the aorta. This valve is known as a semilunar valve because it is made up of three skin flaps/cusps shaped like half-moons.
The aortic semilunar valve controls blood flow through the left ventricle and into the aorta. The semilunar valve is a "one-way" valve, which means that blood can only flow in one direction (out of the left ventricle and into the aorta). When the left ventricle contracts, the skin flaps of this valve open, allowing blood to flow from the ventricle to the aorta. When the left ventricle does not contract, the semilunar valve closes, preventing blood from flowing backward into the ventricles.
To know more about semilunar valves click here,
https://brainly.com/question/29050602
#SPJ4
In what way has the development of cellular phones been characteristic of the modern era.
Cellular phones been characteristic of the modern era as they has made the spread of cultures and ideas easier in todays modern era.
What impact these Cellular phones have on us ?The advent of the cell phone has changed our views and expectations. It is normal for people to call other people from their cell phones to let them know if they will be late for a meeting.
Well now It is no longer necessary to reach consensus on the meeting's schedule and place. To communicate their whereabouts, people can simply call each other on their cell phones.
To know more about Cellular phones do visit
https://brainly.com/question/10623599
#SPJ4
4. Think about the carbon cycle. Describe how each of the two systems in your experiment modeled
aspects of the cycling of carbon on Earth. Which parts of the Earth system - the hydrosphere,
atmosphere, geosphere, and biosphere were represented by your models? Which part or parts were
missing? (3 points)
The two systems in the experiment modeled different aspects of the carbon cycle on Earth.
What do you mean by carbon cycle?
The carbon cycle is the process by which carbon moves through the Earth's atmosphere, land, ocean, and organisms. Carbon is exchanged between these reservoirs through a variety of pathways, such as respiration, photosynthesis, combustion, and decomposition. This exchange helps maintain the Earth's climate and the balance of life on the planet.
The first system, using baking soda and vinegar, represented the exchange of carbon dioxide between the atmosphere and the hydrosphere. The carbon dioxide was released into the atmosphere, representing the burning of fossil fuels, and then absorbed back into the water, representing the uptake of carbon dioxide by the oceans. The second system, using the terrarium and plants, represented the exchange of carbon dioxide between the atmosphere and the biosphere. The carbon dioxide was released into the atmosphere, representing the respiration of living organisms, and then absorbed by the plants, representing photosynthesis.
Both systems represented aspects of the geosphere and the atmosphere, while the first system also included the hydrosphere. The biosphere was represented by the second system. None of the systems included the cryosphere, which is the frozen water found in the polar regions.
To know more about the carbon cycle,
https://brainly.com/question/21378744
#SPJ1
in the process of neurotransmission, the action potential causes neurotransmitters to be released from the ______________ into the _______________.
In the process of neurotransmission, the action potential causes neurotransmitters to be released from the synaptic vesicles into the synapse.
Neurotransmission is an essential process in biology, allowing the communication between neurons in the brain and body.
In this process, action potentials cause neurotransmitters to be released from synaptic vesicles into the synapse, where the neurotransmitter binds to a receptor on the postsynaptic cell.
This binding triggers a response in the postsynaptic cell, either excitatory or inhibitory.
This neurotransmission process is the basis of communication in the nervous system, and is an essential part of how our bodies and brains work.
Neurotransmission is the process by which information is passed from one neuron to another. In this process, an action potential is generated, triggering the release of neurotransmitters from synaptic vesicles into the synapse.
To learn more about synapse, click here:
https://brainly.com/question/27381250
#SPJ4
A scientist has some purple-flowered peas plants. She wants to find out if the pea plants are homozygous for the purple flower color. What cross will be best to find out if the purple flowered peas are homozygous?
The best cross to find out if the purple-flowered peas are homozygous is a monohybrid cross. In a monohybrid cross, the scientist would cross the purple-flowered pea plant with another pea plant that has a different flower color (such as white), and observe the phenotype (observable characteristics) of the offspring.
If the purple-flowered pea plant is homozygous for the purple flower color (PP), all of the offspring will also have purple flowers. However, if the purple-flowered pea plant is heterozygous (Pp) for the purple flower color, some of the offspring will have white flowers. This is because the offspring will inherit one allele (version) of the gene for flower color from each parent. If the purple-flowered parent is homozygous, it will pass on a purple allele in each case; if it is heterozygous, it will pass on either a purple or white allele.
By observing the flower color of the offspring, the scientist can determine whether the parent plant is homozygous or heterozygous for the purple flower color allele. If all the offspring have purple flowers, the parent plant is homozygous. If some of the offspring have white flowers, the parent plant is heterozygous.
Answer:
As we know, purple flowered peas plants are a dominate traits.
The purple flowered pea plants that the scientist has might be heterozygous(Pp) or homozygous (PP).
The best cross to find out what alleles those purple flowered peas are carrying, is to cross it with heterozygous purple flowered pea plant...
we have:
Heterozygous purple-flowered peas crossed with unknown alleles for purple-flowered peas.
Pp X P_Now, we have two options
a) Pp X Pp
Results will be :
PP, 2Pp, pp3=purple-flowered peas
1= white- flowered peas
(75% purple and 25% white)
b) Pp X PPResults will be :
2PP, 2Pp
4 = purple-flowered peas
(100% purple)
Now,
If all the results were purple-flowered peas then the plants she has are homozygous
And if some of the results were white-flowered peas then the plants she has are heterozygous
Biology | Help is appreciated ;-;
How many water molecules are produced by these amino acids?
(AUG) Methionine: 0 water molecules
(GUA) Leucine: 3 water molecules
(CCA) Proline: ?
(GUG) Valine: ?
(UAU) Tyrosine: ?
(ACG) Threonine: ?
(UCG) Serine: ?
(UAC) Tyrosine: ?
(UGC) Cysteine: ?
(CAG) Glutamine: ?
The number of water molecules produced are:
AUG (Methionine) does not produce water molecules.GUA (Leucine) produces 3 water molecules .CCA (Proline) produces 2 water molecules.GUG (Valine) produces 2 water molecules .UAU (Tyrosine) produces 2 water molecules .ACG (Threonine) produces 2 water molecules .UCG (Serine) produces 2 water molecules.UAC (Tyrosine) produces 2 water molecules.UGC (Cysteine) produces 2 water molecules. CAG (Glutamine) produces 2 water molecules. What are amino acids?Amino acids are the building blocks of proteins and they are composed of an amino group (NH2), a carboxyl group (COOH), and a unique side chain group (R group).
These groups react with each other during the formation of peptide bonds between amino acids, which leads to the formation of a protein. The number of water molecules produced during the formation of peptide bonds depends on the specific amino acids involved in the reaction.
Learn more about amino acids, here:
https://brainly.com/question/14583479
#SPJ1
the repeated pattern of growth and division in cells is called
Eukaryotic cells go through a cycle of repeated growth and division known as the cell cycle. There are three phases to this cycle: G1, S, G2. Cell division takes place in the final two phases.
What exactly is cell division and growth?Mitosis is an essential life process. A cell divides into two identical daughter cells during mitosis, during which it duplicates all of its contents, including its chromosomes. Certain genes carefully regulate the stages of mitosis because of the importance of this process.
Which stage of the cell cycle—interphase mitosis or cytokinesis—takes the longest?The longest phase of the cell cycle is called interphase. Before entering mitosis, the cell grows and copies its DNA during this phase. Chromosomes will align, split, and form new daughter cells during mitosis. Since interphase occurs in between mitotic (M) phases, the prefix inter- means between.
To learn more about cell cycle here:
https://brainly.com/question/15876101
#SPJ4
What are the 3 most important body systems?.
Answer:
Circulatory, Digestive & Respiratory.
Explanation:
circulatory system:
The circulatory system carries oxygen, nutrients, and hormones to cells, and removes waste products, like carbon dioxide.
respiratory system:
The cells in our bodies need oxygen to stay alive. Carbon dioxide is made in our bodies as cells do their jobs. The lungs and respiratory system allow oxygen in the air to be taken into the body, while also letting the body get rid of carbon dioxide in the air breathed out.
Digestive system:
Digestion is important for breaking down food into nutrients, which the body uses for energy, growth, and cell repair. Food and drink must be changed into smaller molecules of nutrients before the blood absorbs them and carries them to cells throughout the body.
what sublevels are filled in the transition elements
As stated before, transition metals are also called the d block because they fill up the d sub levels.
what is transition elements?
Transition elements (also known as transition metals) are elements that have partially filled d orbitals. IUPAC defines transition elements as an element having a d subshell that is partially filled with electrons, or an element that has the ability to form stable cations with an incompletely filled d orbital.Transition metals are found in the periodic table between the s-block and p-block elements. Thus, they are called d-block elements. Transition metals are unstable metals that display transitional behavior between s and p block elements, thus their name.Some of the most important and useful transition metals have very low crustal abundances—e.g., tungsten, platinum, gold, and silver. Four of the regular transition metals were known to the ancients: iron (ferrum), copper (cuprum), silver (argentum), and gold (aurum).To learn more about elements refers to:
https://brainly.com/question/20096027
#SPJ4
plasmodial slime mold is an example of a multinucleated cell t or f
A multinucleated cell is exemplified by the plasmodial slime mould. As seen to the right, it can be described as "one enormous cytoplasmic mass with multiple nuclei.
During their feeding stage, plasmodial slime moulds slide along surfaces like an amorphous ball of slime and are made up of enormous, multinucleate cells. As it moves, the slime mould lifts and engulfs food particles, particularly bacteria. During their feeding stage, known as the plasmodium, the myxomycetes known as plasmodial slime moulds produce a large, multinucleate amoeba. They have diplontic life cycles, and this group has sporocarps with a wide range of morphologies.
Learn more about cell here:
https://brainly.com/question/3142913
#SPJ4
in 2-3 sentences, describe how the bird population changed over the 5 years of feeding and reproducing.
The bird population may have changed over the 5 years of feeding and reproducing ide to an environmental constraint that led to the increase of adaptive alleles in the new environmental conditions.
What are adaptive alleles?Adaptive alleles can be defined as gene variants that are present in the original population and they can increase their frequency in presence of a new environmental condition and or factors.
Therefore, with this data, we can see that adaptive alleles can dramatically increase the frequency in a population in response to changes in the environmental conditions.
Learn more about adaptive alleles here:
https://brainly.com/question/16103508
#SPJ1
What types of lenses do we have in our eyes?
A. Converging (concave)
B. Diverging (convex)
Answer: B. Diverging (convex)
Explanation: your eyes stick out not in
Answer:
B. Diverging ( convex )
Explanation:
Those are the types of lenses that we have
