DNA Structure and Replication

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Flashcards about DNA structure and replication

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8 Terms

1
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What are the building blocks of DNA?

DNA is composed of nucleotides.

2
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What is the general shape of a DNA molecule?

DNA is shaped like a double helix.

3
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What is a key process that DNA undergoes?

replication

4
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Of what components is a nucleotide comprised?

A nucleotide is made of a phosphate group, a five-carbon sugar, and a nitrogenous base.

5
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How is DNA oriented?

DNA twists into a double helix.

6
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What enzymes are involved in DNA replication?

DNA replication involves DNA polymerases.

7
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Which type of nitrogenous base can be part of a nucleotide?

Purine

8
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Which type of nitrogenous base can be part of a nucleotide?

Pyrimidine