Stan takes vitamin supplements every day, buying whatever is on sale at the health food store. He develops nausea, headache, fatigue, easy bruising, and bleeding. Which vitamin is he likely taking in excess?

A. B12
B. E
C. D
D. C


Answer: B

Anatomy & Physiology

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When a large biological molecule is digested by the addition of water, the reaction is termed _________.

Fill in the blank with correct word.

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Fibers from one motor unit

A.  are clustered together within one fascicle of the muscle. B.  are dispersed throughout most of the muscle.

Anatomy & Physiology

The enzymes that synthesize mRNA from the start codon are called

A) lactate dehydrogenases. B) ribonucleases. C) DNA polymerases. D) ATP synthases. E) RNA polymerases.

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Most sensory neurons are ____ neurons

a. multipolar b. interneurons c. unipolar d. bipolar

Anatomy & Physiology