DNA Flashcards by Ryan Wells

Q

First Lady of DNA

A

Roslind Franklin

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Q

What is DNA?

A

Building block(monomer unit)=nucleotide

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Q

How is a nucleotide formed?

A

Phosphate
sugar
Nitrogenous base

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Q

How is a nucleotide formed?

A

Phosphate
sugar
Nitrogenous base

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Q

What sugar is in DNA?

A

Deoxyribose

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Q

What sugar is in RNA?

A

Ribose

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Q

What are the 4 nitrogenous bases?

A

Adenine(A)
Guanine(G)
Thimine(T)
Cytosine(C)

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Q

What are the two types of nucleotides?

A

Purine and pyrimidine

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Q

What nitrogenous bases fall under purine

Remember: Pure As Gold

A

Adenine

Guanine

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Q

What nitrogenous bases are pyrimidines

Remember: CUT the PY

A

Cytosine
Uracil
Thymine

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Q

Chargaff’s rule of pairing

A

A:T
C:G

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Q

What is the structure DNA forms?

A

Double helix

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Q

How is the double helix formed?

A

2 chains of nucleotides (A,T,G,&C) paired

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Q

Who discovered the DNA Double helix?

A

Watson and Crick

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