Answer:
Yes a population can only handle a certain amount of people .
Explanation:
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Answer:
The difference of how you feed a mouse like how much it eats each and every hour
D looks like the oldest one because there is barley anything there. if not then I would do b
That process is called homeostasis
The correct answer is: A. A change in a cell's genetic material.
Mutations occur in DNA as a result of mistakes during the DNA replication (when repair mechanisms don’t fix it) or as the result of environmental factors (e.g. UV light). Mutations can have positive impact, by increasing the genetic variation or can have negative effect, causing the diseases or cancer.