Rhizobium

question 57

Multiple Choice

Rhizobium

• A)fix nitrogen inside nodules on the roots of legumes.
• B)resemble fungi.
• C)produce antibiotics.
• D)produce a gall in plants.

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Definitions:

Autonomic Nervous System

The part of the nervous system that controls involuntary functions of the body, including heart rate, digestion, and respiratory rate, divided into the sympathetic and parasympathetic systems.

Parasympathetic

Part of the autonomic nervous system that conserves energy by slowing the heart rate and increasing intestinal and gland activity.

Sympathetic

Part of the autonomic nervous system involved in the body's fight or flight response, regulating heart rate, blood flow, and other functions.

Epinephrine

A hormone and neurotransmitter also known as adrenaline; it increases heart rate, constricts blood vessels, and dilates air passages.