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

Biology & Microbiology

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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

Biology & Microbiology

Explain why the genetic code is called a triplet code.

What will be an ideal response?

Biology & Microbiology

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

Biology & Microbiology

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)

Biology & Microbiology