WorksheetsGenetics Unit Review
Total questions: 23
Worksheet time: 17mins
Name
Class
Date
1.
What color is Dominant?
a)
Blue
b)
Both are dominant
c)
Yellow
d)
Green
2.
What type of punnett square is this?
a)
It is not a punnett square, it is a pedigree
b)
A regular punnett square with dominant and recessive traits
c)
Incomplete dominant punnett square with blending
d)
Codominant punnett square with both colors present
3.
How many chromosomes are in each nucleus of each cell?
a)
2
b)
46
c)
26
d)
43
4.
The offspring in the punnett square are ______________ .
a)
Heterozygous
b)
Purebred
c)
Homozygous
d)
Recessive
5.
What is a capital letter used to represent?
a)
Recessive allele
b)
Homozygous
c)
Heterozygous
d)
Dominant allele
6.
Who is the "Father of Genetics"?
a)
Gregor Mendel
b)
Reginald Punnett
c)
Albert Einstein
d)
Carolus Linneaus
7.
If Tall (T) is dominant, what is the recessive trait?
a)
Medium (m)
b)
Regular (r)
c)
Tall (t)
d)
Short (t)
8.
Black is the dominant color of a bunny's fur, it can be expressed using what genotype combination?
a)
bb
b)
b
c)
Bb
d)
Both bb and Bb are correct
9.
When an organism has two of the same alleles for a trait they are said to be ________________.
a)
Heterozygous
b)
Homozygous
c)
Hybrid
d)
Heterotroph
10.
Person II-1 and II-3 are ____________.
a)
Cousins
b)
Sisters
c)
Brothers
d)
Not related
11.
What do these 2 shapes represent?
a)
Deceased individuals on a pedigree
b)
Married individuals on a pedigree
c)
Carriers on a pedigree
d)
Affected Homozygous individuals on a pedigree
12.
Which type trait is this pedigree showing?
a)
Sex-linked
b)
Recessive
c)
Dominant
d)
Heterozygous
13.
What kind of chart is used to show the inheritance of certain traits over several generations?
a)
Punnett Square
b)
Genetics Chart
c)
Karyotype
d)
Pedigree
14.
What type of punnett square is this an example of?
a)
Regular (dominant and recessive traits)
b)
Codominant
c)
Incomplete Dominant
d)
Recessive
15.
What type of punnett square is this an example of?
a)
Regular (dominant and recessive traits)
b)
Codominant
c)
Incomplete Dominant
d)
Recessive
16.
Codominant punnett square: If B is black and W is white, what percentage of the offspring will be grey?
a)
100%
b)
50%
c)
25%
d)
0%
17.
Codominant punnett square: If B is black and W is white, what percentage of the offspring will be black?
a)
100%
b)
50%
c)
75%
d)
25%
18.
________________ is a pattern of inheritance where both traits are seen, shown in spots, stripes, etc...
a)
Heterozygous
b)
Codominance
c)
Incomplete Dominance
d)
Homozygous
19.
What letters are used to represent female chromosomes?
a)
XX
b)
XY
c)
FF
d)
YY
20.
Which gamete controls what gender the offspring will be?
a)
Egg
b)
22nd Chromosome
c)
Nothing
d)
Male
21.
What is the term for characteristics that are inherited along with gender?
a)
Gender Traits
b)
Sex-Linked Traits
c)
Controlled Traits
d)
Gender-Sex Traits
22.
True or False: The Y chromosome carries more traits than the X chromosome.
a)
True
b)
False
23.
Which of the following is an example of incomplete dominance?
B=Blue Bananas
Y=Yellow Bananas
B=Blue Bananas
Y=Yellow Bananas
a)
Bb=Blue Bananas
b)
BY=Green Bananas
c)
Yy=Yellow Bananas
d)
BY=Blue and Yellow Bananas
100 %
