Which of the following statements about nucleotides is (are) true?

A) A nucleotide contains a nitrogenous base.
B) A nucleotide contains a pentose.
C) A nucleotide contains a phosphate group.
D) All of the above statements are true.


D) All of the above statements are true.

Biology & Microbiology

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Scientists are now using an expanded definition of intelligence, beyond IQ, called

____________________. Fill in the blank(s) with the appropriate word(s).

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Which of the following statements about sexually transmitted diseases (STDs) is false? 

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We now know that chloroplasts are derived from which group of free-living organisms?

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