Answer:
The first question is answer A. The question asks for the independent variable, meaning this variable doesn't depend on any other variable. B is the dependent variable because the life span depends on the vitamin.
The second answer is A, the control group. It cannot be the other groups because they aren't real groups. Independent and dependent are variables, not groups.
Answer:
The fertilized egg goes through mitosis to create many identical copies of the original cell then those cells will differentiate into specialized cells of different tissues.
Explanation:
Answer:
here is your answer : )
Explanation:
The answer is lower the pH
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