DNA Chromosomes and genes

Front

What is a gene?

Back

A piece of DNA that contains the instructions for making a specific protein or trait.

Front

How many chromosomes do human cells have?

Back

46 chromosomes.

Front

What is a chromosome?

Back

Bundled up, organized DNA that carries genetic information.

Front

What is heredity?

Back

The passing of traits from parents to offspring.

Front

Where is DNA usually found in a cell?

Back

In the nucleus.

Front

What is the function of DNA?

Back

To store and transmit genetic information.

Front

What are traits?

Back

Characteristics or features of an organism that are inherited from parents.

Front

What is the relationship between genes and chromosomes?

Back

Genes are segments of DNA located on chromosomes.

Front

What is the role of the nucleus in a cell?

Back

It houses the cell's DNA and controls cellular activities.

Front

What is a nucleotide?

Back

The basic building block of DNA, consisting of a sugar, a phosphate group, and a nitrogenous base.