Based Upon the Triplet Nature of a Codon and the Presence

question 108

Multiple Choice

Based upon the triplet nature of a codon and the presence of four possible bases, how many possible amino acids might be coded for by mRNA?

• A) 16
• B) 64
• C) 32
• D) 128
• E) 8

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Definitions:

Intercostal Veins

Veins located between the ribs, which drain the chest wall and muscles of the intercostal spaces.

Azygous Vein

A vein running up the right side of the thoracic vertebral column, draining blood from the chest wall and upper lumbar region into the superior vena cava.

Intercostal Muscles

Muscles located between the ribs that assist with the breathing process by expanding and contracting the ribcage.

External Iliac Vein

A large vein in the pelvic region that carries deoxygenated blood from the lower limbs back to the heart.