Primary Consumers and Producers Are Two Examples of ____________________ Levels,a

question 24

Short Answer

Primary consumers and producers are two examples of ____________________ levels,a way to classify living organisms based on their source of nutrients.

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Definitions:

Digestive Activity

The process of breaking down food by mechanical and enzymatic action in the alimentary canal into substances that can be used by the body.

Sexual Arousal

The physiological and psychological state of being stimulated or excited sexually, which can lead to sexual desire and potentially sexual activity.

Sympathetic Nervous System

Part of the autonomic nervous system that prepares the body for physical activity by speeding up the heart rate, increasing blood pressure, and dilating the pupils, among other actions.

Central

Pertaining to or situated at the center or most important part of something.