DNA, Genes, and Chromosomes

Front

What are genes?

Back

Sections of DNA that contain the set of instructions that control how our body grows and works and influence many of our characteristics.

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Front

What do the colored bands on a chromosome represent?

Back

Genes.

Tags

NGSS.HS-LS3-1

Front

How are DNA, genes, and chromosomes related?

Back

Genes are sections of DNA, and chromosomes are made of tightly coiled DNA.

Front

What is the function of the nucleus in a cell?

Back

It acts as the control center of the cell.

Tags

NGSS.MS-LS1-2

Front

What is the structure of DNA?

Back

Double-Helix.

Front

What is DNA?

Back

A molecule that carries the genetic instructions for life.

Front

What are chromosomes?

Back

Structures made of tightly coiled DNA that contain many genes.

Front

How many chromosomes do humans typically have?

Back

46 chromosomes, arranged in 23 pairs.

Tags

NGSS.HS-LS3-1

Front

What is the role of genes in heredity?

Back

Genes are passed from parents to offspring and determine inherited traits.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Front

What is a mutation?

Back

A change in the DNA sequence that can lead to changes in traits.

Tags

NGSS.HS-LS3-2