Science, asked by Ishu307, 11 months ago

what are the 3 variations in a population?
explain each point briefly

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Answers

Answered by pragyasharma98
1
a single mutation can have a large effect, but in many cases, evolutionary change is besad on the accumulation of many mutations. gene flows in any movement of genes from one population to another and is an important source of genetic variation. sex can introduce new gene combinations into a population.

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Answered by sneha6384
0
birthrate is the number of live birth per 1,000 person in a year

death rate is the number of death per 1,000 person in a year

migration is the movement of people from one place to another for better job facility, living condition etc.
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