Answer:
For each fish's skin surface, a row of unique cells is contained inside a particular canal that runs the length of its body. This is referred to as the "lateral line," because it enables them to sense vibrations in the water. Fish are able to notice activity around them as well as changes in the flow of water thanks to their sixth sense.
Explanation:
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Item 5
What molecule that is created during photosynthesis provides energy for cellular processes?
ATP
chlorophyll
glucose
oxygen
Answer:
Glucose
Explanation:
Glucose is produced during photosynthesis and it is oxidised during cellular respiration to produce ATP energy.
Answer:
glucose
Explanation:
took test
Which of the following is a lipid-protein substance produced by neuroglial cells?
Answer:
Myelin
Explanation: is correct
Answer:
3: Myelin
Explanation:
What invertebrate animals are the ancestors of tetrapods
A)jellyfish
B)cartilaginous fish
C)jawed fish
D)jawless fish
Answer:
D I believe
Explanation:
Why would you use sodium hydrogen carbonate in an investigation
Answer:
Investigating photosynthesis. The effect of light intensity on photosynthesis can be investigated in water plants. ... Sodium hydrogen carbonate - formula NaHCO 3 - is added to the water to supply carbon dioxide - a reactant in photosynthesis - to the plant.
Explanation:
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Hi can someone plss help me with this!!
Explanation:
4. evaporates , ocean
8. transpiration,
9. acid rain
is this correct ? ...
Answer:
The compression-ventilation ratio for CPR is 15 compressions to 2 ventilations. So the answer here is 4, not 2.
Given the number of blood vessels in the retina, why do you suppose that you are not able to see them normally
Answer:
You can't see the blood vessels themselves because vision depends on a process that makes it impossible to see things that are stationary with respect to the retina. Light receptors in the retina respond only to changes in light reaching them, not to a steady image.
Have a great day! :D
What is Alternation of generation
Answer:
Alternation of generations is the type of life cycle that occurs in those plants and algae in the Archaeplastida and the Heterokontophyta that have distinct haploid sexual and diploid asexual stages.
Explanation:
If two 4-Newton forces act on an object in the same direction, what is the net force on the object?
Answer:
8 Newton net force
Explanation:
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Genes from genetically modified corn frequently move to non-genetically modified corn plants because of outcrossing. This is a major concern to ______. Multiple choice question. transgenic crop manufacturers because outcrossing can lead to loss of introduced genes from transgenic plants herbicide manufacturers because of the potential for the evolution of super weeds organic farmers, whose fields are close to transgenic corn, because transgenic crops cannot be certified as organic
This will be a major concern to transgenic crop manufacturers because
outcrossing can lead to loss of introduced genes from transgenic plants.
Outcrossing involves the process of crossing two different breeds thereby
introducing unrelated genetic material into it.
Crop manufacturers will be concerned if the genes from genetically modified
corn frequently move to non-genetically modified corn plants because as time goes on, the trait which made the genetically modified corn will be lost as different variations and more dominant traits will make such traits recessive and lost.
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What is a fishing bed
I need help with one paragraph.
Answer:
I miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rage
Explanation:
At each step of the food chain, how much energy is used by the organism and how much is stored in their tissues?
3.The type of epithelial tissues which consists of layers of flat cell is
a. cuboidal epithelium b. stratified epithelium c.columnar epithelium
d. glandular epithelium
Answer:
columner and cuboidal epithelium
What are the four most common elements in all living things
Answer:
Oxygen
Oxygen is the most abundant element contained within living organisms, composing about 65% of the human body. Oxygen is also the most abundant element in the Earth's crust, and in the air that is essential for most life on Earth. Oxygen's presence in the body is largely in the form of water, which is used to produce the energy within the body needed to sustain life.
Carbon
Carbon forms the basis for all life on Earth; indeed, life forms on Earth are referred to as carbon-based life forms, emphasizing the importance of this element for life. Carbon atoms readily bond to other atomic elements, such as oxygen and nitrogen. Since carbon can so readily bond to other elements, long chains of bonds can form and provide the physical and chemical structure needed for the complex processes and structures that occur within living organisms, such as structural proteins and genetic information in the form of nucleic acids.
Hydrogen
Hydrogen is the simplest element, as its atom contains only a single proton and a single neutron. As a result of this simplicity, hydrogen readily bonds with other elements, making it an important component for the formation of living organisms. Hydrogen is the other element (along with oxygen) which forms water, a crucial component for most life forms on Earth. Hydrogen is also a byproduct in many biological reactions, including photosynthesis and metabolism.
Nitrogen
Nitrogen is one of the most abundant elements on Earth, composing approximately 80% of the air on Earth. Nitrogen is an important element in the development of plant life, as compounds containing these elements are readily absorbed and used by plants. Nitrogen is also an important component of many proteins and deoxyribonucleic acids (DNA), which is crucial for genetic material to be passed on to subsequent generations of life.
Sulfur
Sulfur is a major component of two essential amino acids used by living organisms: cysteine and methionine. These amino acids, like all amino acids, are crucial for the construction of proteins that are used for structural stability and repair of living organisms. For example, the structural integrity of hair and feathers can be attributed to these amino acids. Sulfur is also used as a source of energy and is metabolized by some species of bacteria and other lower life forms.
Phosphorus
Phosphorus is used in the formation of phospholipids, a type of molecule that is a major component of the cell membrane of all living cells. Without this cell membrane, cells would not be able to develop and would not have the structural stability to form in the first place. This protective layer of phospholipids holds all the internal components of cells in place, allowing for the processes that maintain the life of the cell to take place. The phospholipid layer also protects the cell by keeping any unwanted or potentially destructive materials outside of the cell.
(via sciencing.com)
Explanation:
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the principal mineralocorticoid is _____________ that helps regulate levels of _____________ in the blood and body fluids.
Answer:
The principal mineralocorticoid is aldosterone that helps regulate levels of sodium and potassium ions in the blood and body fluids.
Which of the following is a reasonable claim the researchers can make based on the data in the graphs?
Answer:
First give the options we can't tell random ir may be wrong give options because in question it is asking which of the following if we say any randomly it becomes wrong.
Why does DNA need to replicate before cells divide?
Answer:
Below:
Explanation:
Replication is an essential process because, whenever a cell divides, the two new daughter cells must contain the same genetic information, or DNA, as the parent cell. ... Once the DNA in a cell is replicated, the cell can divide into two cells, each of which has an identical copy of the original DNA.
whenever a cell divides, the two new daughter cells must contain the same genetic information, or DNA, as the parent cell.
What is one defining feature of a prokaryotic cell?
have a cell wall outside plasma membrane
cytoplasm surrounds organelles
organelles are not membrane-bound
membrane-bound organelles
Answer:
Here.
Explanation:
Cytoplasm Surrounds Organelles
Determine the phenotypic ratios of the offspring. 9 yellow-inflated : 3 yellow-constricted : 3 green-inflated: 1 green-constricted 9 green-inflated : 3 green-constricted : 3 yellow-inflated : 1 yellow-constricted 9 green-constricted : 3 green-inflated : 3 yellow-constricted : 1 yellow-inflated 9 yellow-constricted : 3 yellow-inflated : 3 green-constricted : 1 green-inflated
From a cross between dihybrid individuals, whose diallelic genes code for one trait each, expressing complete dominance, the phenotypic ratio is B) 9 green-inflated : 3 green-constricted : 3 yellow-inflated :1 yellow-constricted.
-------------------------------
Since I do not have the cross, I will assume the cross involves two dihybrid individuals by looking at the options.
So, let us picture the situation,
Two diallelic genes code for one trait each, color and inflated/constricted pods.G allele is the dominant and codes for green podsg allele is recessive and codes for yellow podsI is the dominant allele and codes for inflated podsi is recessive and codes for constricted podsThese genes are not linked1st Cross) Two h0m0zyg0us individuals
Parental) GGII x ggii
F1) 100% GgIi
2nd Cross) Selfcross between F1 individuals
Parentals) GgIi x GgIi
Gametes) GI, Gi, gI, gi
GI, Gi, gI, gi
Punnett square) GI Gi gI gi
GI GGII GGIi GgII GgIi
Gi GGIi GGii GgIi Ggii
gI GgII GgIi ggII ggIi
gi GgIi Ggii ggIi ggii
F2) Genotype
1/16 GGII2/16 GGIi1/16 GGii2/16 GgII4/16 GgIi2/16 Ggii1/16 ggII2/16 ggIi1/16 ggii
Phenotype
9/16 G-I- ⇒ Green and Inflated3/16 G-ii ⇒ Green and constricted3/16 ggI- ⇒ Yellow and inflated1/16 ggii ⇒ Yellow and constrictedPhenotypic ratio 9:3:3:1
Options
A) 9 yellow-inflated : 3 yellow-constricted : 3 green-inflated: 1 green-constricted ⇒ NOT CORRECT
B) 9 green-inflated : 3 green-constricted : 3 yellow-inflated : 1 yellow-constricted ⇒ CORRECT
C) 9 green-constricted : 3 green-inflated : 3 yellow-constricted : 1 yellow-inflated ⇒ NOT CORRECT
D) 9 yellow-constricted : 3 yellow-inflated : 3 green-constricted : 1 green-inflated ⇒ NOT CORRECT
-----------------------------
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as a result of ach stimulation, calcium ions are released from the ______ of the sarcoplasmic reticulum.
Answer:
terminal cisternae
Explanation:
Someone help please 20 points
Answer:
2neutral
hydroxide
a) hydronium
hydroxide
b) Hydroxide
hydronium
3pH
14
a) neutral
acidic
basic
b) pH
tenfold
C1) indicator
2)indicator
solution
pH
3) meter
..............BRAINLIST. ........... :)
When Clara's doctor taps her knee with the rubber hammer, her knee ______. Which portion of the spinal cord is responsible for this movement?
Brainly notice: Don't use such phrases here, not cool! It hurts our feelings :(
Answer:
b. Grey matter
Explanation: is correct
Answer:
The answer is letter B.
Explanation:
Gray Matter
plzz help
Which describes a promoter?
a. the first part of an operon that regulates where, when, and to what level a gene is
expressed
b. the part of an operon that, if attached by a repressor protein, suppresses the
expression of a gene
c. a cluster of genes that are expressed or repressed as a group
d.an enzyme that helps DNA unzip prior to transcription
Answer: A
Explanation: email for more help my address is
charlescarey0906(at symbol)g ma il.com
no spaces or caps
Answer:
a :)
Explanation:
What is meant by a biological system
Biological System - A biological system is a group of entities or organs that interact to complete a task. It's a biological unit that makes up a body or an organism.
Hope this helps!!
damage to the sinoatrial node in humans would ________.
Answer:
have a decrease in blood pressure
Explanation:
hope it helped<3
mark brainlliest
Damage to the sinoatrial node in humans can result in irregular heartbeats, abnormal heart rhythms, decreased cardiac output, and an increased risk of sudden cardiac arrest. Prompt medical evaluation and appropriate treatment are crucial to manage these effects and maintain a healthy heart rhythm.
Damage to the sinoatrial (SA) node in humans would result in disruptions to the normal electrical conduction system of the heart. The SA node is often referred to as the "natural pacemaker" of the heart because it initiates the electrical impulses that regulate the heartbeat. Here's how damage to the SA node would affect the heart:
1. Irregular Heartbeat: The SA node is responsible for setting the pace of the heartbeat. If it is damaged, the heart may beat too fast, too slow, or irregularly. This can lead to symptoms like palpitations, dizziness, and shortness of breath.
2. Abnormal Heart Rhythms: Without the SA node functioning properly, other areas of the heart may take over the role of generating electrical impulses. However, these impulses may not be coordinated or synchronized, resulting in abnormal heart rhythms such as atrial fibrillation or heart block.
3. Decreased Cardiac Output: The SA node helps regulate the timing of the heart's contractions, ensuring efficient blood flow throughout the body. Damage to the SA node can disrupt this coordination, leading to decreased cardiac output. This means that the heart may not be able to pump enough blood to meet the body's needs, resulting in symptoms like fatigue and weakness.
4. Risk of Sudden Cardiac Arrest: In severe cases, damage to the SA node can increase the risk of sudden cardiac arrest. Without the SA node's ability to regulate the heartbeat, the heart may stop pumping blood effectively, leading to a life-threatening emergency.
5. Treatment Options: Treatment for damage to the SA node depends on the severity and symptoms. In some cases, medication or cardiac devices like pacemakers may be used to regulate the heart's rhythm and ensure proper electrical conduction.
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Independent assortment of chromosomes is a result of which of the following processes?
a. the diverse combination of alleles that may be found within any given chromosome
b. the random way each pair of homologous chromosomes lines up at the metaphase plate during meiosis I
c. the random combinations of eggs and sperm during fertilization
d. the random distribution of the sister chromatids to the two daughter cells during anaphase II
Answer:
B
Explanation:
Independent assortment of chromosomes refers to the random way each pair of homologous chromosomes lines up at the metaphase plate during meiosis I.
What is independent assortment of chromosomes?The independent assortment of chromosomes is one of the Mendel's laws of genetics.
Independent assortment of chromosomes refers to the random way each pair of homologous chromosomes lines up at the metaphase plate during meiosis I.
Therefore, independent assortment of chromosomes results in traits and characters beings inherited independently from each other.
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What is the term for the breakdown of glucose in the presence of oxygen?
anaerobic
cellular respiration
fermentation
photosynthesis
Answer:
Cellular respiration
Explanation:
Cellular respiration involves the breakdown of glucose using oxygen to produce energy, or ATP, that is used by the cell
How is the Calvin Cycle different from the light dependent reactions?
A. It requires light
B. It takes place in chloroplasts
C. It takes place in the Stroma
D. It takes place in the thylakoid membrane
How would air pollution affect the lives and/or livelihoods of those in the open markets of India?
Answer: It can make them sick and cause sickness or death and can make their businesses lose money.
Explanation:
The health effects of air pollution are serious – one third of deaths from stroke, lung cancer and heart disease are due to air pollution. ... Microscopic pollutants in the air can slip past our body's defences, penetrating deep into our respiratory and circulatory system, damaging our lungs, heart and brain.
