Which is the change in size of a group of organisms of the same species over time? a. population growth
b. death rate
c. birth rate
d. immigration and emigration

Change in size of a group of organisms of the same species over time is called: A. population growth
There are 3 factors that could influenced population growth: - Birth Rate (the amount of babies born in that area) - Mortality Rate (the amount of death in that area) - Migration (the amount of people that came out and came to that area)

Called for cell.

Were is the question