Which of the following represents genetic incompatibility?
A. Two groups of ladybugs do not produce
offspring because they feed on different
species of plants and do not encounter each
other.
B. Two groups of beetles do not produce
offspring because they feed on the same
plants in different parts of the world.
C. Two groups of birds do not reproduce
because of incompatible courtship behaviors.
D. Two groups of snakes do not produce
offspring because they have a different
number of chromosomes.
D
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You raise several of the zygotes from question 22.3.1. They are fertile and produce viable offspring when bred with each other. Are these animals the same species as their parents (the frogs in the prior question)?
A. Yes, chromosome count has nothing to do with speciation. B. Yes, animals that are members of the same species commonly have very different chromosome counts. C. No, they are reproductively isolated from their parents by their different chromosome count. D. No, every species has a unique chromosome count (i.e., every species has a chromosome count that is different from every other species).
You have been given a plant sample and asked to identify a specific tissue. Upon investigation, you find the cells are all long in length and some of them have small pores. They all contain fluid. You test the fluid using various biochemical tests and discover the fluid contains an abundance of disaccharides. What type of tissue are you looking at?
A. xylem B. phloem C. root hair cells D. sclerenchyma E. meristematic Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you already know about the cellular compostition of different types of plant cells? How does it relate to the question? Consider Possibilities · What other information is related to the question? Which information is most useful? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where
Atherosclerosis is
a. a clot in an artery. b. build up of plaque in an artery. c. build up of plaque in a vein. d. high blood pressure. e. low blood pressure.
Demographic studies include all of the following except what?
A. Age structure B. Growth rates C. Sex ratio D. Measurements of interspecific competition E. Mortality and survivorship curves