Nucleic acids Flashcards

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1
Q

What are nucleic acids

A

Polymers

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2
Q

What is a mononucleotide

A

an individual unit of nucleic acids

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3
Q

What does DNA stand for

A

deoxiribonucleic acid

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4
Q

what does RNA stand for

A

ribonucleic acid

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5
Q

What are nucleotides

A

5carbon sugar, phosphate, and nitrogenous base

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6
Q

What binds the phosphate and 5 carbon sugar in a nucleotide

A

Ester bond

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7
Q

What binds the 5 carbon sugar and the base in a nucleotide

A

Glycosidic bond

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8
Q

What are the bases

A

Adenine, thymine, uracil, guanine, cytosine

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9
Q

What bases are in DNA

A

ATCG (adenine, thymine, cytosine, guanine)

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10
Q

What bases are in RNA

A

ATCU (adenine, thymine, cytosine, uracil)

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11
Q

Properties of purines (larger)

A

Have double rings of carbon and nitrogen atoms
Adenine
Guanine

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12
Q

What are purine bases

A

adenine, guanine

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13
Q

Properties of pyrimidines (smaller)

A

Have a single ring of carbon and nitrogen atoms
Thymine, uracil and cytosine are all pyrimidine bases

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14
Q

How many hydrogen bonds are in polypurine?

A

3 hydrogen bonds

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15
Q

How many hydrogen bonds are in purine?

A

2 hydrogen bonds

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16
Q
A