The Antiparallel Relationship of the Two Strands of DNA Refers

question 126

Multiple Choice

The antiparallel relationship of the two strands of DNA refers to the

• A) twisted configuration of the strands.
• B) alternative branching pattern of the strands.
• C) alignment of the strands, such that one strand starts with a 3´ carbon and the other starts with a 5´ carbon.
• D) view at one end of the molecule-one strand has an A wherever the other has a T, and one has a G wherever the other has a C.
• E) All of the above

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Definitions:

Operant Conditioning

A method of learning that employs rewards and punishments for behavior, encouraging the subject to associate certain behaviors with certain consequences.

Habitual

Regularly done; based on habit.

Less Anxious

Experiencing reduced feelings of anxiety, stress, or nervousness.

Operant Chamber

In operant conditioning research, a chamber (also known as a Skinner box) containing a bar or key that an animal can manipulate to obtain a food or water reinforcer; attached devices record the animal’s rate of bar pressing or key pecking.