To which of the following organic groups does an enzyme belong?

A. Vitamin
B. Lipid
C. Nucleic acid
D. Protein
E. Carbohydrate


Answer: D

Anatomy & Physiology

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Where in the body would you find low oxygen levels causing vasoconstriction and high levels causing vasodilation?

A) kidney B) lungs C) liver D) heart

Anatomy & Physiology

Glycolysis would be inhibited by ________.

A. an excess of ADP B. a lack of oxygen C. an excess of ATP D. None of the choices are correct.

Anatomy & Physiology

Groups of muscles are separated by which of the following?

A. Epimysium B. Fascicles C. Perimysium D. Endomysium E. Fascia

Anatomy & Physiology

Lipophilic hormones bind to ___________ receptors of target cells

A.   intracellular B.   membrane-bound

Anatomy & Physiology