DNA Structure

Front

What makes up the rungs (steps) of a DNA ladder?

Back

Nitrogen bases.

Front

Which is NOT one of the three parts of a nucleotide?

Back

Ribosome.

Front

Fill in the matching bases that would appear on the top strand of the DNA molecule pictured, in order: A G T C A T G A.

Back

T C A G T A C T.

Front

What makes up the SIDES of a DNA ladder?

Back

Sugars & phosphates.

Front

According to Chargaff's rule, Cytosine always pairs with?

Back

Guanine.

Front

What are the three main components of a nucleotide?

Back

Sugar, phosphate, and nitrogen base.

Front

What is the shape of the DNA molecule?

Back

Double helix.

Front

What are the four nitrogen bases in DNA?

Back

Adenine, Thymine, Cytosine, Guanine.

Front

What is the function of DNA?

Back

To store and transmit genetic information.

Front

What is the role of hydrogen bonds in DNA?

Back

They hold the nitrogen bases together between the two strands.