Genetic variation can aid in the survival of species when the environment changes. which of the following is the best example of an organism with a genetic variation that could improve survival chances over time?

a)
an ant that is resistant to pesticide .

b)
a cactus that has no spines.

c)
a mouse that has learned to avoid mousetraps.

Compare and contrast region e in the illustration above with region d. describe the physical characteristics of each region.

What type of weather does tropical continental air bring in summer? hot and cloudy cool and sunny hot and sunny cool and cloudy

Study the picture of the ocean. which is the best example of an organism’s niche shown in the picture? a. the environment contains several of the same species of coral. b. the shallow area of the ocean meets the needs of the coral and the fish. c. the ocean has fish and coral that live in the same area. d. the coral take in food from the water and provide shelter for the fish.