Genetic Mutations

Front

What is a gene?

Back

A section of DNA that codes for a trait.

Tags

NGSS.HS-LS3-1

Front

What is a genetic mutation?

Back

Any change in the DNA base pairs.

Tags

NGSS.HS-LS3-2

Front

What occurs during a substitution mutation?

Back

A base pair is replaced with a different base pair.

Tags

NGSS.HS-LS3-2

Front

Which base pair does guanine always pair with?

Back

Cytosine.

Front

What is a harmful mutation?

Back

A mutation that decreases an organism's ability to survive and reproduce.

Front

What is DNA?

Back

Deoxyribonucleic acid, the molecule that carries genetic information.

Front

What is the role of base pairs in DNA?

Back

Base pairs form the rungs of the DNA ladder, holding the two strands together.

Front

What is a helpful mutation?

Back

A mutation that increases an organism's ability to survive and reproduce.

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

NGSS.HS-LS4-4

Front

What is a neutral mutation?

Back

A mutation that does not significantly affect an organism's ability to survive and reproduce.

Tags

NGSS.HS-LS3-2

Front

What are the four main bases in DNA?

Back

Adenine, Thymine, Cytosine, and Guanine.