John Endler's experiment with guppies demonstrates which of the following in regard to evolution through natural selection?
A) Male guppies can change color depending on their environment.
B) Bigger and brighter is always better.
C) There is one optimal set of traits for each species.
D) The reproductive success a trait imparts depends on the environmental context.
Answer: D
You might also like to view...
Four of the five choices listed below are related by a
common region of the plant body. Select the exception. a. leaf b. root cap c. node d. axillary bud e. stem
Which group includes the simplest of organisms that do not have a nucleus?
A. Archaea B. Protista C. Bacteria D. Archaea and Bacteria E. Fungi
Two genes that are located far from each other on the same chromosome will show a higher frequency of recombination than two genes that are close together on the chromosome
Indicate whether the statement is true or false
Cladograms show the sequence of evolution of characters in a clade.
a. true b. false