WorksheetsGenetics
Total questions: 18
Worksheet time: 10mins
Name
Class
Date
1.
The genotypic symbol for heterozygous is...?
a)
Tt
b)
TT or tt
2.
The genotypic symbol for homozygous is...?
a)
Tt
b)
TT or tt
3.
What does genotype mean?
a)
What your DNA says
b)
What you see physically
4.
What does phenotype mean?
a)
What your DNA says
b)
What you see physically
5.
What letter is used to represent a dominate trait?
a)
uppercase letter
b)
lowercase letter
6.
What letter is used to represent a recessive trait?
a)
uppercase trait
b)
lowercase trait
7.
We get half of our chromosomes from both of our...?
a)
Parents
b)
Grandparents
c)
Siblings
d)
Ancient Aliens
8.
If a parent is said to be Homozygous Dominate, then the genotype is...
a)
TT
b)
Tt
c)
tt
d)
tT
9.
If a parent is said to be Homozygous Recessive, then the genotype is...
a)
TT
b)
Tt
c)
tt
d)
tT
10.
True/False: Different genotypes can code for the same phenotype.
a)
True
b)
False
11.
Fill in the Yellow Box
a)
AA
b)
Aa
c)
aa
12.
Fill in the Yellow Box
a)
Bb
b)
BB
c)
bb
13.
How chance the offspring born from this cross will have a homozygous dominant genotype?
a)
25%
b)
50%
c)
75%
d)
100%
14.
The punnett square is used to tell the color of a frogs skin. "G" means green skin and "g" means brown skin. What is the chance the baby frogs will have brown skin?
a)
0%
b)
25%
c)
50%
d)
100%
15.
ATT-TGA-GCC- Original
ATT-GAG-CC - Mutated
The example above is an example of a
a)
Insertion- Frameshift
b)
Deletion- Substitution
c)
Deletion -Frameshift
d)
All of the above
16.
Original: ATC CAT
Mutation: ATC GCAT
What mutation occurred?
Mutation: ATC GCAT
What mutation occurred?
a)
deletion
b)
insertion
c)
silent
d)
transverse
17.
Are all mutations bad?
a)
Yes
b)
No
c)
Maybe?
18.
What mutation has occurred here?
T-G-A-C-C-A
T-G-A-G-C-A
a)
Substitution
b)
Deletion
c)
Insertion
d)
Frameshift
100 %
