DNA Is Called a Double Helix Because

question 123

Multiple Choice

DNA is called a double helix because

• A) two bases are the rungs.
• B) the bases are complementary paired.
• C) two DNA strands twist together.
• D) one DNA strand binds to a sugar.
• E) a DNA strand folds into an alpha helix.

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Definitions:

Upper-Arm Movement

The action or range of motion associated with the segment of the arm located between the shoulder and the elbow.

Fine Finger Movements

The ability to make small, precise movements with the fingers, often necessary for tasks such as writing or manipulating small objects.

Proximodistal Pattern

The sequence in which growth starts at the center of the body and moves toward the extremities.

Independence of Systems

The principle that different systems or processes operate autonomously without interference from or interaction with each other.