The answer is: "sexual dimorphism" .
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Explanation:
The law of substitution is also known as the law of equi-marginal utility or the law of maximum satisfaction. ... According to this law, if a consumer is to use all the available resource in the consumption of a single commodity then marginal utility,derived from every additional unit will decrease successively.
It is true Have a very nice day
Answer: It is a product formed.
Reasoning: The plant uses the energy from the glucose to survive and to photosynthesize. Glucose is the product of photosynthesis.