Biology - Semester 2 - Exam

Which of the following would show a dominate trait?

• B
• b

Which of the following would show a recessive trait?

• B
• b

A mutation is

• any change that is harmful

• any change in a gene or chromosome

• any change that is helpful

Why do children usually look more like their brothers/sisters than their friends?

• Share more DNA with their siblings from their parents than with their friends.

• They dress the same because their parents are the same.

• They spend more time with their brothers/sisters.

Who is considered the father of genetics?

• Mendel

• Einstein

• Edison

Look at the picture.
The ability to play basketball.

• inherited
• learned

What is the dominant trait?

• yellow pea seeds
• green pea seeds
• Jolly green giant

Why is DNA important?

• it is very small and very complicated
• it's in everything
• it serves as the blueprint for traits of all living things

A long piece of coiled DNA found in the cells; contains genes that encode traits.

• gene

• chromosome

• trait

Animals that stay warm in cold habitats with thick fur body coverings is an example of a ___________ adaptation.

• environmental

• learned

• physical