Quiz about Dominant and Recessive 3

Question 1

Which of the following is heterozygous

Accepted Answer

Gg

Answer

FF

Answer

tt

Answer

RR

Question 2

Which of the following is homozygous recessive?

Accepted Answer

rr

Answer

AA

Answer

TT

Answer

Ff

Question 3

What does the prefix hetero- in heterozygous mean?

Accepted Answer

different

Answer

same

Answer

dating

Answer

human

Question 4

Which of the following is homozygous dominant?

Accepted Answer

MM

Answer

Jj

Answer

Rr

Answer

ee

Question 5

Mark is heterozygous. If B is for brown hair, and b is for blonde hair, what is Mark's phenotype?

Accepted Answer

Brown Hair

Answer

Blonde Hair

Answer

Brown and Blonde Hair

Answer

Black Hair

Question 6

Mark is heterozygous. If B is for brown hair, and b is for blonde hair, what is Mark's genotype?

Accepted Answer

Bb

Answer

BB

Answer

bb

Answer

bB

Question 7

The two-letter code that describes the genetic traits of an organism is called a-

Accepted Answer

Genotype

Answer

Phenotype

Answer

Physical Appearance

Answer

Intelligence

Question 8

The different forms of a gene are called

Accepted Answer

alleles

Answer

traits

Answer

chromosomes

Answer

peas

Question 9

A section on a chromosome that has genetic information for one trait is called a

Accepted Answer

gene

Answer

allele

Answer

phenotype

Answer

genotype

Question 10

How much of your DNA do you inherit from your mom?

Accepted Answer

50%

Answer

10%

Answer

25%

Answer

it varies

Question 11

The genotype of:  bb   will have the PHENOTYPE of...

Accepted Answer

white fur

Answer

black fur

Answer

course hair

Answer

fine hair

Question 12

The genotype of:  AA  will have the PHENOTYPE of...

Accepted Answer

normal pigment

Answer

albinism

Answer

albino carrier

Question 13

The genotype of:  Heterozygous Course Hair  will have the alleles of...

Accepted Answer

Hh

Answer

HH

Answer

hh

Question 14

RR- round
rr-wrinkled
What is the phenotype for RR?

Accepted Answer

round

Answer

wrinkled

Question 15

RR- round
rr-wrinkled
What is the genotype for wrinkled?

Accepted Answer

rr

Answer

RR

Answer

Rr

Question 16

The trait that will always be expressed if one copy of an allele is present.

Accepted Answer

dominant

Answer

recessive

Answer

co-dominant

Question 17

The trait that will be expressed only if two copies of the allele are present.

Accepted Answer

recessive

Answer

dominant

Answer

co-dominant

Question 18

Being able to roll the tongue is a dominant trait (T). Not being able to roll the tongue is a recessive trait (t). A persons genes are tt. Which trait would they have?

Accepted Answer

Not able to roll the tongue

Answer

Able to roll the tongue

Answer

Can't tell

Question 19

Black hair (H) is a dominant gene in guinea pigs and black yellow (h) is recessive. What color hair would a guinea pig have if it got a recessive gene (h) from mom and a dominant gene (H) from dad?

Accepted Answer

Black hair

Answer

Yellow hair

Answer

Can't tell

Question 20

Black hair (H) is a dominant gene in guinea pigs and black yellow (h) is recessive. What color hair would a guinea pig have if it got a recessive gene (h) from mom and a recessive gene (h) from dad?

Accepted Answer

Yellow hair

Answer

Black hair

Answer

Can't tell

Dominant and Recessive 3

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