Which One of the Following Is Defined as a Sequence

question 2

Multiple Choice

Which one of the following is defined as a sequence of bases in DNA which contains the information for one functional polypeptide?

• A) a codon
• B) a cistron
• C) a polysome
• D) a polycistronic message
• E) an operon

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Definitions:

Interatrial Septum

Wall between the atria of the heart.

Blood Islands

Clusters of developing blood cells and vessels found in the embryonic yolk sac.

Sinus Venosus

End of the embryonic cardiac tube where blood enters the heart; becomes a portion of the right atrium, including the SA node.

Pharynx

Upper expanded portion of the digestive tube between the esophagus below and the oral and nasal cavities above and in front.