Which of the following properties of action potentials is unique to animals?

A) They are a type of electrical signal.
B) They travel at very rapid speeds.
C) They may travel via intracellular connections.
D) They allow the organism's cells to communicate with each other.


Answer: B

Anatomy & Physiology

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Indicate whether the statement is true or false

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Many carbohydrates are energy storage molecules.

Answer the following statement true (T) or false (F)

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Which of the following statements about the pineal gland is INCORRECT?

a. it is found in the diencephalon of the brain b. it produces melatonin c. it is important in maintaining in the circadian rhythms, or day-night cycles, of an individual d. it secretes androgens, along with the gonads

Anatomy & Physiology

The largest collection of ________ tissue in the body is the gut-associated lymphoid tissue (GALT).

Fill in the blank(s) with the appropriate word(s).

Anatomy & Physiology