In DNA,a Purine Must Always Pair with a Pyrimidine and Vice

question 66

Multiple Choice

In DNA,a purine must always pair with a pyrimidine and vice versa in order to ensure that

• A)the distance between the two phosphodiester backbones remains constant.
• B)the two strands are antiparallel.
• C)the distance between one base pair and the next remains constant.
• D)each base pair is held together by three hydrogen bonds.

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Definitions:

Night Terrors

A sleep disorder causing feelings of panic or dread, typically occurring during non-REM sleep and resulting in partial or full awakening.

REM Sleep

A stage of sleep characterized by rapid eye movements, during which vivid dreams commonly occur, and brain activity increases.

Vivid

Producing powerful feelings or strong, clear images in the mind.

Emotional

Pertaining to feelings or the ability to experience and respond to different emotions.