Experiments with two populations of California garter snakes, varied in habitat (coastal vs. inland) and food preference, showed that
A) food preference was determined by the environment.
B) food preference was learned.
C) the snakes have no specific food preferences.
D) food preference has a genetic basis.
E) food preference was determined by imprinting.

Question

Quizplus · Accepted Answer

The experiment with two populations of California garter snakes showed that food preference varied based on their habitat (coastal vs. inland). This suggests that food preference has a genetic basis, rather than being determined by the environment, learned, or the result of imprinting.

Experiments with Two Populations of California Garter Snakes, Varied in Habitat