Identical twin raccoons are raised in different environments and yet behave very differently. This is an example of

A) heterozygous alleles.
B) the norm of reaction.
C) genetic differentiation.
D) acclimation.


B

Biology & Microbiology

You might also like to view...

To which subtype of muscle tissue does a fiber with cross-striations and many peripherally located nuclei belong?

(a) skeletal. (b) cardiac. (c) smooth. (d) none of the above.

Biology & Microbiology

Sponges are

A. prokaryotic bacteria. B. the simplest animals. C. the most complex protists. D. plants. E. not alive.

Biology & Microbiology

In a cross involving plants with round/wrinkled

seeds, yellow/green pods, and tall/dwarf stems, the researcher is actually observing __________traits. a. 4 b. 3 c. 6 d. 12 e. none of these

Biology & Microbiology

Refer to Figure 44-3. A semilunar valve regulates blood flow into which structures?

a. 1 and 2 b. 1 and 5 c. 1 and 7 d. 2 and 7 e. 7 and 11

Biology & Microbiology