What is the main role of Mg2+ in the body?

A. Cofactors for intracellular enzymes
B. Nerve impulse
C. Muscle contraction
D. Blood clotting


Answer: A

Anatomy & Physiology

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Once the mRNA for a particular gene has been transcribed, how is the mRNA that will be released from the nucleus processed?

What will be an ideal response?

Anatomy & Physiology

Experimental manipulation to increase the energy output of the cell might include

A. rupturing the lysosomes in the cell. B. decreasing nuclear size. C. removing some of the ribosomes. D. increasing the number of mitochondria. E. increasing protein synthesis.

Anatomy & Physiology

In order for a hormone to activate a target cell, the target cell must possess __.

A. a receptor B. a second messenger C. the hormone D. a chaperone

Anatomy & Physiology

Indicate the causes and effects of constipation and diarrhea

What will be an ideal response?

Anatomy & Physiology