AJH DNA Testing Practice 2

Front

What is a trait?

Back

A genetically determined characteristic.

Front

What are the components of a nucleotide?

Back

Sugar, Phosphate, Nitrogen base.

Front

Which nitrogen base does Thymine bond with?

Back

Adenine.

Front

What is a chromosome?

Back

A coiled structure of DNA and protein that forms in the cell nucleus.

Front

What shape does a chromosome take?

Back

X-shaped.

Front

What is the role of DNA?

Back

Carries genetic information in the form of genes.

Front

What are the four nitrogen bases in DNA?

Back

Adenine, Thymine, Cytosine, Guanine.

Front

What is the function of genes?

Back

Units of heredity that determine characteristics.

Front

Where is DNA located in a cell?

Back

In the nucleus.

Front

What is the relationship between DNA and chromosomes?

Back

Chromosomes are structures made of DNA and protein.