_________ are chemical signals released by one individual that affect the behavior of another individual.
a. Hormones | c. Pheromones |
b. Neurotransmitters | d. Endorphins |
Biology: The Unity and Diversity of Life (MindTap Course List)
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Introduction to General, Organic and Biochemistry
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Chemistry: An Atoms First Approach
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Chemistry & Chemical Reactivity
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