Which of the following statements BEST defines a mutation? Question 1 options:

A. Mutations are body growths or changes due to exposure to an outside source.

B. Mutations are changes in the behavior to survive better.

C. Mutations are alterations in an organism's cells.

D. Mutations are changes in DNA that create new gene combinations or alleles.

the answer is true when observing or determining population size, a direct observation is use, in which each organism is counted in a population or in an area. one benefit of this measure is that you get the exact population count but it will take a long time to  determine  the  size  of a  population.

food source and hunting?

the answer would be b.:

880,000.

hope it ,

bioteacher101