DNA Structure

Front

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

Back

Nitrogen bases.

Front

How many TOTAL NUCLEOTIDES are there in the DNA molecule pictured?

Back

10.

Front

What SHAPE is DNA?

Back

Double helix (twisted ladder).

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 are the three parts of a nucleotide?

Back

Sugar, phosphate, and nitrogen base.

Front

What is the function of DNA?

Back

To store and transmit genetic information.

Front

What are the four nitrogen bases in DNA?

Back

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

Front

How do nitrogen bases pair in DNA?

Back

A pairs with T, and C pairs with G.

Front

What is the significance of the double helix structure of DNA?

Back

It allows for the compact storage of genetic information and the accurate replication of DNA.