How many codons specify the twenty types of amino acids?

A. 23
B. 46
C. 3
D. 61


Answer: D

Anatomy & Physiology

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Which of the following acts to decrease blood glucose levels?

A. Glucagon B. Cortisol C. Insulin D. Growth hormone E. Epinephrine

Anatomy & Physiology

Inhibin is produced by the Sertoli cells and selectively inhibits the secretion of FSH from the anterior pituitary gland

Indicate whether the statement is true or false

Anatomy & Physiology

The ________ show(s) a remarkable degree of degeneration (involution) with age.

A. spleen B. lymph nodes C. appendix D. thymus E. pharyngeal tonsils

Anatomy & Physiology

If a neuron is prevented from sending a neurotransmitter across a synapse to another cell, which neuron property is being inhibited?

A. Excitability B. Secretion C. Conductivity D. Permeability

Anatomy & Physiology