Which of the following statements is not true of multifactorial traits?
1.They are controlled by multiple genes.
2.They can be impacted by the environment.
3.They exhibit a bell-shaped curve.
4.All of these statements are true.
4
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The protist that causes malaria is _____
a. multicellular c. colonial b. a single cell
In humans, which of these structures is not made of cartilage?
A. Outer ear B. Knee cap C. Intervertebral disks of the backbone D. Larynx E. Tip of the nose
The ultimate source of carbon from which life is constructed is derived from
A) atmospheric carbon dioxide. B) respiration. C) decomposition. D) the consumption of other organisms.
A limitation of examining Ka/Ks ratios is that:
a. they are sensitive to demographic changes. b. they cannot be used in introns. c. they can only detect positive selection. d. they cannot detect drift. e. None of the above.