DNA Structure

Front

What is the structure of DNA?

Back

DNA is structured as a double helix, resembling a twisted ladder.

Front

What are the four nitrogenous bases in DNA?

Back

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

Front

What pairs with Adenine in DNA?

Back

Thymine (T) pairs with Adenine (A).

Front

What pairs with Cytosine in DNA?

Back

Guanine (G) pairs with Cytosine (C).

Front

What are the three components of a nucleotide?

Back

A nucleotide consists of a sugar, a phosphate group, and a nitrogenous base.

Front

What type of bond joins nitrogenous bases in DNA?

Back

Hydrogen bonds join nitrogenous bases in DNA.

Front

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

Back

The sequence of nitrogen bases determines the traits that an organism will possess.

Front

What is the role of the sugar in a nucleotide?

Back

The sugar in a nucleotide forms the backbone of the DNA structure.

Front

What is the function of DNA?

Back

DNA stores genetic information and provides instructions for the development and functioning of living organisms.

Front

How do the two strands of DNA run in relation to each other?

Back

The two strands of DNA run in opposite directions, known as antiparallel.