Biology

What is the relationship between coronary artery disease and a heart attack?A. Coronary artery disease is a symptom of heart attacks.B. Heart attacks reduce blood flow to the heart and cause coronary artery disease.C. Coronary artery disease can reduce blood flow to the heart and cause heart attacks.D. Heart attacks occur when coronary artery disease is treated.
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what is DNA fingerprinting?
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Consider the formula for glucose C6H 1206 .in the process of photosynthesis what supplies the hydrogen used in the formation of glucose
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What is the correct order of amino acid if the sequence of bases on DNA were as follows: C-C-T-C-G-A-T-T-C-A-T-G glycine, alanine, lysine, tyrosine2) alanine, proline, lysine, tyrosine3) valine, aspartate, glycine, proline4) aspartate, glycine, serine, valine
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Which is true of genes?O They are sections of DNAthat produce the proteins that control an organism's characteristics O They are proteins that produce sections of DNA which control the cell's activities O They are features that can be observed rather than measured. O They are the same as traits which show up in an organism if they are dominant
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The Channel Islands are a series of small islands off the California coast. Each island has a genetically distinct population of foxes. Compare the population of foxes on one of these islands to the population of foxes in the forests of mainland California. Which is more likely to be impacted by genetic drift? Which is more likely to be at Hardy-Weinberg equilibrium?
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Explain the characteristics scientists use when observing organisms and placing them in the six kingdoms .
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In mitosis, the results are 2 different haploid cells.ASAP please!!!
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Anthropologist have a keen interests in honey bees .why?
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If new genetic variation in the experimental populations arose solely by spontaneous mutations, then the most effective process for subsequently increasing the prevalence of the beneficial mutations in the population over the course of generations is
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Type your answer here.Organ/StructureRole in Nervous SystemAre the cells that make up the nervoussystem. They have three main partsacell body, dendrites, and an axon. Thesecells form networks and communicatewith each other via a type of chainreaction.central nervous systemConsists of all the nerves of the body. Thenerves take information and delivermessages to and from this systembrainGets messages from the PNS to the brainand directs messages from the brain tothe intended destinations along the propernerve pathways.(Score for Question 2: of 5 points)2. Distinguish between autotrophs and heterotrophs. Provide one example of each.
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Fermentation preserves food and retains its original flavor as well as increasing its shelf life
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When glucose is unavailable, the liver begins to break down fatty acids to supply the rest of the body with metabolic fuel. Explain why fatty acid-derived acetyl-CoA is not catabolized by the citric acid cycle but is instead diverted to ketogenesis when no glucose is available.
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During Meselson and Stahls experiment, E. coli was grown on heavy nitrogen for what purpose?A. So each generation of DNA would have a different weight to distinguish them by.B. To determine how the bacteria functioned with a heavier element.C. To see how the heavy nitrogen affected their DNA.D. So each generation of protein would have a different weight to distinguish them by.
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PLS HELP ASAP 4 EXAM Which field of biology has causedsome ethical concerns?A. biotechnologyB. ecologyC. molecular biologyD. evolution of disease
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Question Mode Fill in the Blank Question Fill in the blank question. In cells that contain a nucleus, the DNA is divided into multiple linear chromosomes which are organized into a complex structure called
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Which radioactive isotope would you use to date a 4-billion-year-old piece of granite?A . Carbon - 14 dating B . Uranium- 238 - lead 206 dating C .potassium - argon dating
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What is the study of tissue?
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what is psychasthenia? Please don't copy and paste from g,o,o,g,l,e.
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8. How is penicillin used?O to make cheeseO to kill protists that cause diseaseO to kill bacteria that cause diseaseO to make bread rise
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Each chromosome is like a package that contains numerous _____. Dna molecules. Traits. Genes. Cells. Help needed ASAP
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During starch test why is leaf boiled in ethanol?A) to kill its ProtoplasmB) to soften itC) to extract its chlorophyllD) to retain its starch
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the personality of an individual involves his or her
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Aquatic biomes: Briefly describe some of the characteristics of each of the following: Lakes, Wetlands, Estuaries, Intertidal zones, Coral reefs.
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