DNA and Chromosome

Front

Why are your chromosomes arranged in pairs?

Back

Because you get one from your mom and one from your dad.

Front

What is an example of an acquired trait?

Back

Janet is a fast runner.

Front

What best describes a DNA molecule?

Back

Double helix.

Front

What are segments of DNA that code for traits called?

Back

Genes.

Front

Why is DNA important?

Back

It serves as the blueprint for traits of all living things.

Front

What is DNA?

Back

Deoxyribonucleic acid, the molecule that carries genetic information.

Front

What is a chromosome?

Back

A structure made of DNA and proteins that contains genetic information.

Front

How many chromosomes do humans have?

Back

Humans typically have 46 chromosomes, arranged in 23 pairs.

Front

What is the function of genes?

Back

Genes provide the instructions for making proteins, which determine traits.

Front

What is the difference between inherited and acquired traits?

Back

Inherited traits are passed from parents to offspring, while acquired traits develop from environmental influences.