Brain Pop - Genetic Mutations S1 and S3

Front

What are genetic mutations?

Back

Genetic mutations are permanent changes to the DNA or RNA sequence of an organism.

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

Front

When do random, or spontaneous, mutations happen?

Back

During cell division.

Tags

NGSS.HS-LS3-2

Front

What does it mean when a mutation is described as permanent?

Back

It means the changes can't be undone.

Front

Which trait is encoded in your DNA?

Back

Your eye color.

Tags

NGSS.HS-LS3-1

Front

What usually happens to a cell whose DNA has been damaged?

Back

It has trouble manufacturing certain proteins.

Tags

NGSS.HS-LS1-1

Front

Why do most changes to DNA have no effect?

Back

Because the changes are quickly repaired.

Front

What is DNA?

Back

DNA (deoxyribonucleic acid) is the molecule that carries the genetic instructions for life.

Front

What is RNA?

Back

RNA (ribonucleic acid) is a molecule that helps in the synthesis of proteins based on the genetic information in DNA.

Front

What can cause mutations in DNA?

Back

Mutations can be caused by errors during cell division, exposure to radiation, chemicals, or viruses.

Tags

NGSS.HS-LS3-2

Front

What is a spontaneous mutation?

Back

A spontaneous mutation is a random change in the DNA that occurs without any external influence.

Tags

NGSS.HS-LS3-2