Quiz about Genotype and Phenotype

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

Genotype and phenotype mean the same thing.

Accepted Answer

False

Answer

True

Answer

Who knows?

Answer

Who cares?

Question 6

The physical appearance of an organism based on traits

Accepted Answer

Phenotype

Answer

Genotype

Answer

Meiosis

Answer

Genetics

Question 7

Which of the following is a phenotype?

Accepted Answer

red hair

Answer

Aa

Answer

heterozygous genes

Answer

mutated DNA

Question 8

What is a recessive allele?

Accepted Answer

A trait that can be hidden (lower case letter)

Answer

A trait that is always shown (capital letter)

Answer

Alleles that are the same

Answer

Alleles that are different

Question 9

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 10

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 11

How many letters does a genotype contain?

Accepted Answer

2

Answer

1

Answer

3

Answer

4

Question 12

Hair colour is an example of

Accepted Answer

phenotype

Answer

genotype

Question 13

The physical appearance of a trait is known as the-

Accepted Answer

phenotype

Answer

genotype

Answer

characteristics

Answer

intelligence

Question 14

How many letters does a genotype contain?

Accepted Answer

2

Answer

1

Answer

3

Answer

4

Question 15

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 16

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 17

the study of heredity

Accepted Answer

Genetics

Answer

Botany

Answer

Astronomy

Answer

Ecology

Question 18

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

Accepted Answer

50%

Answer

10%

Answer

25%

Answer

it varies

Question 19

These types of alleles are only expressed if the organism has two copies

Accepted Answer

recessive

Answer

dominant

Answer

homozygous

Answer

heterozygous

Question 20

Recessive Traits show up

Accepted Answer

Only when there are two

Answer

Always

Question 21

Dominant Traits show up

Accepted Answer

Always

Answer

Only when there are two

Question 22

Which of the following genotypes is homozygous dominant?

Accepted Answer

AA

Answer

A

Answer

Aa

Answer

aa

Question 23

Which of the following genotypes is heterozygous?

Accepted Answer

Bb

Answer

BB

Answer

bb

Answer

B

Question 24

In a heterozygous genotype, the ___________ allele takes over in the phenotype.

Accepted Answer

dominant

Answer

recessive

Answer

lower case letter

Answer

both

Question 25

Look at the picture. The probability that a child will inherit the recessive trait is

Accepted Answer

25%

Answer

50%

Answer

75%

Answer

100%

Question 26

An example of a heterozygous gene is

Accepted Answer

Ff

Answer

FF

Answer

ff

Question 27

An example of a homozygous recessive gene is

Accepted Answer

dd

Answer

Dd

Answer

DD

Answer

DAB

Question 28

Dominant alleles are represented by a:

Accepted Answer

capital letter

Answer

Male gene

Answer

lowercase letter

Answer

recessive trait

Question 29

Aa, DD, bB, yy are all examples of

Accepted Answer

genotypes

Answer

phenotypes

Question 30

If a trait is recessive, it needs to be inherited from ___ parents to be 'expressed'.

Accepted Answer

both

Answer

one

Question 31

Punnett Square

Accepted Answer

a model used to predict possible genotypes and phenotypes of offspring

Answer

a genetic factor that blocks another genetic factor

Answer

a genetic factor that is blocked by the presence of a dominant factor

Answer

physical appearance of a trait

Question 32

Physical appearance of a trait

Accepted Answer

phenotype

Answer

gene

Answer

allele

Answer

genotype

Question 33

Which of the following genotypes is homozygous recessive?

Accepted Answer

tt

Answer

Tt

Answer

TT

Answer

tT

Question 34

Dominant traits are traits that are ______________.

Accepted Answer

Strong

Answer

Weak

Answer

Invisible

Question 35

Which of the following shows homozygous dominant trait?

Accepted Answer

DD

Answer

Cc

Answer

dd

Answer

dD

Question 36

Which of the following may shows the recessive trait of an organism?

Accepted Answer

rr

Answer

Rr

Answer

RR

Answer

rR

Question 37

Brown hair is an example of which of the following

Accepted Answer

Phenotype

Answer

Genotype

Answer

Neither

Question 38

Which of the following is an example of a homozygous genotype?

Accepted Answer

NN

Answer

Rr

Answer

rr

Answer

Nr

Question 39

Which of the following is an example of an allele?

Accepted Answer

H

Answer

HH

Answer

Hr

Answer

RRR

Question 40

If your genotype is Bb, what type of trait would you express as a phenotype?

Accepted Answer

Dominant

Answer

Recessive

Answer

Both the dominant and recessive traits

Question 41

A heterozgous genotype results in what type of expression of phenotype?

Accepted Answer

Dominant Phenotype

Answer

Recessive Phenotype

Answer

Both traits being expressed

Answer

Completely new traits

Genotype and Phenotype

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Science