DNA Review 2024

Front

What are the three components of a nucleotide?

Back

Phosphate group, sugar, and nitrogen base.

Front

What part of the DNA structure represents the 'steps' of the ladder?

Back

The base pairs.

Front

What is the role of the phosphate group in DNA?

Back

It forms the backbone of the DNA structure, linking the sugar molecules.

Front

What two parts are identical between all nucleotides?

Back

Sugar and phosphate.

Front

What is the function of DNA?

Back

To store and transmit genetic information.

Front

What are the four nitrogen bases found in DNA?

Back

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

Front

How do nitrogen bases pair in DNA?

Back

Adenine pairs with Thymine, and Cytosine pairs with Guanine.

Front

What is the structure of DNA described as?

Back

A double helix.

Front

What is the significance of the sequence of nitrogen bases in DNA?

Back

It determines the genetic code and the instructions for building proteins.

Front

What is a gene?

Back

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