DNA Structure Notes Review

Front

What alternates with phosphates to make the backbone of DNA?

Back

Sugars

Front

What is the name of the sugar in the DNA backbone?

Back

Deoxyribose

Front

Which nitrogen base pairs with adenine (A) in DNA?

Back

Thymine (T)

Front

Why is DNA different from one species to another?

Back

The order of bases (A, T, C, G) is different.

Front

Which two bases in DNA are Purines?

Back

Adenine and Guanine.

Front

What are the four nitrogen bases found in DNA?

Back

Adenine (A), Thymine (T), Cytosine (C), Guanine (G).

Front

What is the structure of DNA commonly described as?

Back

A double helix.

Front

What type of bond holds the nitrogen bases together in DNA?

Back

Hydrogen bonds.

Front

What is the role of DNA in living organisms?

Back

DNA stores genetic information.

Front

What is the complementary base pair for Cytosine (C) in DNA?

Back

Guanine (G).