Which of the Following Correctly Describes the Structure of a Nucleotide

question 27

Multiple Choice

Which of the following correctly describes the structure of a nucleotide?

• A)adenine is bound via a link between N-7 and C-1 of ribose
• B)phosphates are always bound to C-2 of ribose
• C)cytosine is bound via a link between the amine on C-4 and C-1 of ribose
• D)guanine is bound via a link between N-9 and C-1 of ribose
• E)none of the above

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Definitions:

Debris Slide

The downslope movement of soil, weathered sediment, or other unconsolidated material, partly as a sliding, coherent mass and partly by internal shearing and flow.

Rotational Slide

A type of landslide involving the rotational movement of rock or soil along a curved surface, typically caused by the undercutting of a slope or the saturation of soil.

Debris Avalanche

A high-velocity flow of soil, sediment, and rock, commonly from the collapse of a steep mountainside.

Permafrost

Permanently frozen ground that occurs in high latitude regions of the Earth, consisting of soil, gravel, and sand usually bound together by ice.