Science - Genetics Unit Test

Question 1

Where is genetic information contained?

Answer 1

It is in DNA inside the nucleus.

Question 2

How is the human body organized genetically from large to small?
(Chromosomes, DNA, Cells)

Answer 2

Cells, Chromosomes, DNA

Question 3

What can provide information on human genetics?

Answer 3

Genetic fingerprint, blood type

Question 4

What is the 50/50 Rule?

Answer 4

You get 50% of your genetics from each parent.

Question 5

How can DNA fingerprint be used?

Answer 5

Medically, ID for a person, Criminal act

Question 6

ABO Blood Type

Answer 6

A & B - Co-Dominant
O - Recessive
RH+ - Dominant
RH- - Recessive

Question 7

Can someone with a AB+ mom and a AB+ dad be AB-?

Answer 7

Yes, as long as both parents are carrying the recessive trait, any offspring could potentially have an RH- blood type.

Question 8

Can someone with a blood type A mom and a blood type B dad have a blood type O?

Answer 8

Yes, if both parents carry the recessive trait.

Question 9

Can someone with a blood type AB+ if a mom is AB- and a dad is BO-?

Answer 9

No, both parents are RH-, meaning they can’t make a RH+ kid. However, the kid can have a AB blood type, yes.

Question 10

Which critter tail color was dominant and which one was recessive?

Answer 10

Blue: Dominant
Orange: Recessive