Basic Genetics

DNA stands for Deoxyribonucleic Acid.

• True
• False

RNA is a copy of DNA.

• True
• False

What is DNA?

• Are four chemicals.

• Different versions of a gene.

• Is a molecule that contains information on how to make proteins.

• A group of nucleotides.

Genetics studies how genes and traits are passed down from one generation to the next.

• True
• False

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What is an Allele?

• Different versions of a gene.

• A copy of DNA

• A molecule that contains information on how to make proteins.

• A spiral shape.

Every cell in your body contains between 10,000 to 20,000 genes.

• True
• False

Answer explanation

It contains 25,000 to 35,000 genes.

Inside a cell is a nucleus, and inside the nucleus are the chromosomes.

• True
• False

Tags

NGSS.MS-LS3-1

A DNA molecules consists of four strands wound around each other.

• True
• False

A twisted ladder that has been made into a spiral shape.

• Double Helix

• Nucleotides

• RNA

• Adenine

Tags

NGSS.HS-LS1-1

A=Adenine G=Guanine T=Thymine C=Cytosine

• True
• False