Researchers attempt to explain the persistence of
altruism by the theory of
a. self-sacrificing behavior.
b. dominance hierarchy.
c. social behavior.
d. iinclusive fitness
e. sexual selection.
Answer: d
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The digestion of proteins in humans begins in the ____
a. large intestine b. mouth c. pancreas d. small intestines e. stomach
Explain why the genetic code is called a triplet code.
What will be an ideal response?
You have two true-breeding rose bushes, one with red flowers and one with white flowers. A cross between these two roses yields a bush with white flowers that have red splotches. What condition does this demonstrate?
a) environmental effects b) incomplete dominance c) codominance d) monohybrid inheritance e) polygenetic inheritance
If Ca+2 levels in the blood are too low, hormones from the parathyroid gland can induce bones to dissolve and release calcium.
Answer the following statement true (T) or false (F)