In ________ selection, individuals intermediate in a phenotypic distribution have greater reproductive success.
A. balancing
B. negative frequency-dependent
C. directional
D. stabilizing
E. disruptive
Answer: D
You might also like to view...
Discuss factors that must be taken into account when setting standards for safe levels of exposure to potentially harmful chemicals in the environment. Explain why setting these standards is such a complex task
What will be an ideal response?
The two amino acids depicted above both have side groups (R groups) that are
a. acidic and polar. b. uncharged and nonpolar. c. basic and polar. d. positively and negatively charged and nonpolar. e. uncharged and polar.
Type I survivorship curves are typical of ____
a. horses only b. chimpanzees only c. mice only d. horses and chimpanzees e. horses, chimpanzees, and mice
What statement best summarizes the evolutionary history of eyes?
A. Eyes evolved once and were slightly modified in different phyla. B. Eyes evolved separately in each phylum from an ancestor with no ability to detect light. C. Light-detection organs can develop with very little developmental constraint. D. Development of light-sensing organs evolved once, but several eye structures evolved separately.