The answer to this question is B
Ovulation and ejaculation respectively
*The rate at which radioactive decay occurs.
*How much radioactive decay has occurred.
Answer:Plants use a process called photosynthesis to make food. During photosynthesis, plants trap light energy with their leaves. Plants use the energy of the sun to change water and carbon dioxide into a sugar called glucose. Glucose is used by plants for energy and to make other substances like cellulose and starch.
Explanation:
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