DNA Consists of Two Antiparallel Strands of Nucleotide Chains Held

question 2

Multiple Choice

DNA consists of two antiparallel strands of nucleotide chains held together by

• A)peptide bonds.
• B)polar covalent bonds.
• C)ionic bonds.
• D)hydrogen bonds.
• E)complementary base pairing bonds.

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Definitions:

Radius

The distance from the center of a circle to any point on its circumference.

Center

In geometry, the central point of a circle or sphere, equidistant from all points on the perimeter or surface.

Radius

A line segment from the center of a circle to any point on its circumference, or the length of this segment.

Equation

A mathematical statement that asserts the equality of two expressions.