DNA Structure

Front

What accounts for the difference in hair type between siblings?

Back

The sequence of nitrogen bases in DNA is different between individuals.

Front

What type of bond joins nitrogenous bases in DNA?

Back

Hydrogen bonds.

Front

What does the sequence of nitrogen bases in DNA determine?

Back

The traits that an organism will possess.

Front

How are instructions for traits carried on a DNA molecule?

Back

Through the sequence of the nitrogen bases.

Front

Which of the following is not a component of DNA?

Back

Carbon Base.

Front

What are the three main components of a DNA nucleotide?

Back

5 Carbon Sugar, Phosphate Group, Nitrogen Base.

Front

What is the shape of the DNA molecule?

Back

Double helix.

Front

What are the four nitrogenous bases in DNA?

Back

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

Front

Which nitrogenous bases pair together in DNA?

Back

Adenine pairs with Thymine, and Cytosine pairs with Guanine.

Front

What is the role of the phosphate group in DNA?

Back

It forms the backbone of the DNA structure.