DNA STRUCTURE

Front

What are the two molecules that form the sides (backbone) of the DNA ladder?

Back

Deoxyribose sugar and phosphate.

Front

In which organelle is DNA usually found?

Back

Nucleus.

Front

What is the name of the structure that describes the shape of DNA?

Back

Double helix.

Front

What are the three components of a nucleotide?

Back

Sugar, phosphate, nitrogen base.

Front

What does DNA stand for?

Back

Deoxyribonucleic acid.

Front

What is the function of DNA?

Back

To store and transmit genetic information.

Front

What is a gene?

Back

A segment of DNA that contains the instructions for making a specific protein.

Front

What is the role of the nitrogen base in a nucleotide?

Back

It pairs with complementary bases to form the rungs of the DNA ladder.

Front

What are the four nitrogen bases found in DNA?

Back

Adenine, thymine, cytosine, guanine.

Front

How do adenine and thymine pair in DNA?

Back

Adenine pairs with thymine through two hydrogen bonds.