Environmental factors can influence natural selection because they can increase or decrease? the number of chromosomes in an individual.
O the number of chromosomes in a population.
the amount of genetic variation in an individual.
O the amount of genetic variation in a population.
оо

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.

What should be the strand of complementary dna produced by the strand of dna shown below cgt ata

Suppose you use three different scale to weigh a bag of oranges. one scale says the nag weighs 2.1 lb, and third says it weighs 2.1 lb. the actual weight of the bag of oranges is 2.153 lb. which of the following best decribes these results?