Multiple Choice
When DDT was first introduced, insects were very susceptible to it.The development of resistance to DDT by insects was the result of
A) special creation.
B) natural selection of forms that expressed genes for resistance.
C) the high biotic potential of insects.
D) a naturally occurring example of inheritance of acquired characteristics.
E) mutation induced by DDT.
Correct Answer:
Verified
Correct Answer:
Verified
Q1: Choose the most appropriate letter for each.<br>-balanced
Q7: Sexual dimorphism has arisen as a result
Q15: Choose the most appropriate letter for each.<br>-directional
Q43: Stabilizing selection occurs when <br>A) the environment
Q46: Choose the most appropriate letter for each.<br>-genetic
Q54: The Hardy-Weinberg rule is<br>A) useful in determining
Q56: Consider the sources of variation in traits
Q57: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8664/.jpg" alt=" -This graph shows
Q58: Gene flow<br>A) has a homogenizing influence on
Q59: _ shifts the range of variation in