QUESTION 29 Match the scenario to the process that it illustrates. [Note: scenarios may be hypothetical.] ✓ Reduction of

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Question 29 Match The Scenario To The Process That It Illustrates Note Scenarios May Be Hypothetical Reduction Of 1 (63.53 KiB) Viewed 81 times

QUESTION 29 Match the scenario to the process that it illustrates. [Note: scenarios may be hypothetical.] ✓ Reduction of body hair in humans allowed them to shed heat rapidly, but also made it easier to see A. Background selection ecto-parasites to remove them. ✓ A series of events during embryonic development allows establishment of the body regions where hox genes are expressed. B. Disruptive selection C. Epiphenomenon D. Exaptation E- Male humans faverage height in a population have more offspring than males that are shorter or taller than average, when height is heritable. ✓ Female humans in a population that are taller than average have more offspring than females that are average in height or shorter, when height is heritable. E. Stabilizing selection F. Balancing selection G. Epistasis H. Directional selection. QUESTION 30 Which of the following are costs of sexual reproduction? [Choose all that apply.] □ It takes egg and sperm from two individuals to form a zygote, whereas in parthenogenesis, females can reproduce without males and so have twice the average fitness in some conditions. Beneficial combinations can be eliminated during recombination. □ Injury can occur during mating. Selective interference slows formation of beneficial combinations. Background selection can remove beneficial alleles. QUESTION 31 It is easier for change o occur in polygenic traits than pleiotropic traits. O True O False