WorksheetsGenetics Quiz Review
Total questions: 22
Worksheet time: 12mins
Name
Class
Date
1.
DNA stands for?
a)
Deoxyribonucleic Acid
b)
Don't Know At All
2.
What would show a dominant trait?
a)
mm
b)
hh
c)
Nn
d)
yedhcjvifjfdk
3.
Which is an example of a inherited trait
a)
eye color
b)
style of clothes
c)
hair style
d)
riding a bike
4.
If you add the chromosomes you get from your mom and your dad how many would you have
a)
54
b)
46
c)
21
d)
47
5.
What is a gene?
a)
A bundle (like a hot dog bun) that the DNA is packed into
b)
something inside the nucleus
c)
a piece of DNA
d)
all of your DNA
6.
DNA is inside your cells. What part of the cell is the DNA inside of?
a)
cell membrane
b)
cytoplasm
c)
nucleus
7.
Homozygous means both alleles are?
a)
Same
b)
Different
8.
Which gene is heterozygous?
a)
TT
b)
Tt
c)
rr
d)
YY
9.
The twisted ladder shape of DNA is referred to as a ....
a)
Twizzler candy
b)
twisted ladder
c)
double helix
d)
yo mama
10.
RR
a)
homozygous dominant
b)
homozygous recessive
c)
heterozygous
d)
phenotype
11.
Tt
a)
homozygous dominant
b)
homozygous recessive
c)
heterozygous
d)
phenotypes
12.
tt
a)
homozygous dominant
b)
homozygous recessive
c)
heterozygous
d)
phenotype
13.
TT
a)
genotype
b)
phenotype
14.
What is a recessive allele?
a)
A trait that is always shown (capital letter)
b)
A trait that can be hidden (lower case letter)
c)
Alleles that are the same
d)
Alleles that are different
15.
D
a)
dominant
b)
recessive
c)
genotype
d)
phenotype
16.
d
a)
dominant
b)
recessive
c)
genotype
d)
phenotype
17.
What is a dominant allele?
a)
A trait that is always shown (capital letter)
b)
A trait that can be hidden (lower case letter)
c)
Alleles that are the same
d)
Alleles that are different
18.
Which of the following is a phenotype?
a)
BB
b)
Bb
c)
bb
d)
Blue eyes
19.
The physical characteristics that result from genes
a)
phenotype
b)
genotype
c)
heterozygous
d)
homozygous
20.
The dominant trait as seen in this punnett square is
a)
yellow pea seeds
b)
green pea seeds
c)
there is no dominant seed
d)
Jolly green giant
21.
Which of the following genotypes is heterozygous?
a)
Bb
b)
BB
c)
bb
d)
B
22.
T - tall and t = short
In the punnett square below, what belongs in the missing square
In the punnett square below, what belongs in the missing square
a)
tt
b)
Tt
c)
Bb
d)
TT
100 %
