Which of the following is not part of the backbone of DNA?

A) a bases
B) the phosphates
C) the sugars
D) None, they are all part of the backbone.


A

Environmental & Atmospheric Sciences

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The deciduous forest with the highest present-day deforestation rate is located in

A. eastern Siberia. B. western Europe. C. the northern United States. D. southern China.

Environmental & Atmospheric Sciences

Computer models of hurricanes almost always agree on their predictions of a hurricane’s

movement and evolution. a. true b. false

Environmental & Atmospheric Sciences

Salinity in the oceans does not vary.

Answer the following statement true (T) or false (F)

Environmental & Atmospheric Sciences

Which of the following marine resources is used to make wallboard or sheet rock?

A) Evaporative salts B) Manganese nodules C) Phosphorite D) Sand and gravel E) Sediments rich in tin

Environmental & Atmospheric Sciences