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WorksheetsMitosis & Genetics
Total questions: 37
Worksheet time: 23mins
Name
Class
Date
1.
Identify the stage of mitosis.
a)
interphase
b)
prophase
c)
anaphase
d)
cytokinesis
2.
Identify the stage of mitosis.
a)
Cytokinesis
b)
Anaphase
c)
Telophase
d)
Prophase
3.
Identify the stage of mitosis.
a)
interphase
b)
prophase
c)
anaphase
d)
cytokinesis
4.
Identify the stage of mitosis.
a)
interphase
b)
metaphase
c)
anaphase
d)
telophase
5.
Identify the stage of mitosis.
a)
Metaphase
b)
Telophase
c)
Prophase
d)
Anaphase
6.
What phase of mitosis is occuring in the picture?
a)
Prophase
b)
Metaphase
c)
Cytokinesis
d)
Telophase
7.
In which phase does the cell spend most of it's life?
a)
Interphase
b)
Nuclear Division
c)
Telophase
d)
Mitosis
8.
During interphase, the DNA is in the form of
a)
chromatin
b)
chromosomes
c)
chromatids
d)
centromeres
9.
You use a microscope to look at slides of plant cells. You see a cell with two nuclei that have visible chromosomes. In which stage of cell division is this cell?
a)
anaphase
b)
prophase
c)
telophase
d)
interphase
10.
How many chromosomes do humans have?
a)
46
b)
21
c)
10
11.
Aa, DD, bB, yy are all examples of
a)
genotypes
b)
phenotypes
12.
AA and Aa always show up as
a)
dominant
b)
recessive
13.
What ratio of the offspring from the cross shown will be homozygous recessive for the trait of tallness?
a)
0 in 4
b)
1 in 4
c)
2 in 4
d)
4 in 4
14.
Which of the following genotypes is homozygous dominant?
a)
A
b)
Aa
c)
AA
d)
aa
15.
Which of the following genotypes is heterozygous?
a)
Bb
b)
BB
c)
bb
d)
B
16.
In a flowering plant species, red flower color (R) is dominant over white flower color (r). What is the genotype of any red-flowering plant resulting from this species?
a)
rr
b)
R
c)
RR
d)
RR or Rr
17.
In a heterozygous genotype, the ___________ allele takes over in the phenotype.
a)
recessive
b)
dominant
c)
lower case letter
d)
both
18.
What you see, or the physical appearance.
a)
Genotype
b)
Phenotype
c)
Homozygous
d)
Heterozygous
19.
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
20.
B = brown eyes
b = blue eyes
What is true about these two brothers that have brown eyes?
One has genotype BB the other Bb.
b = blue eyes
What is true about these two brothers that have brown eyes?
One has genotype BB the other Bb.
a)
they have same phenotype and genotype
b)
they have different genotypes and phenotypes
c)
they have same phenotype but different genotypes
d)
they have same genotype but different phenotypes
21.
aa always shows up as
a)
dominant
b)
recessive
22.
Aa is
a)
homozygous
b)
heterozygous
23.
Which of the following is a phenotype?
a)
Aa
b)
red hair
c)
heterozygous
d)
DNA
24.
Which of the following is homozygous dominant?
a)
Yy
b)
Y
c)
yy
d)
YY
25.
Which of the following is homozygous recessive?
a)
Tt
b)
tt
c)
TT
d)
T
26.
How many alleles (letters) do each person carry for a trait?
a)
1
b)
2
c)
3
d)
4
27.
How many alleles (letters) does a child get from each parent for each trait?
a)
1
b)
2
c)
3
d)
4
28.
Dominant alleles are represented by a:
a)
Male gene
b)
lowercase letter
c)
recessive trait
d)
upper case letter
29.
Recessive alleles are represented by
a)
upper case letters
b)
lower case letters
c)
female gene
d)
dominant allele
30.
What chance does the offspring have of showing a recessive trait?
a)
50%
b)
75%
c)
100%
d)
25%
31.
What is the allele combination for square 1?
a)
Dd
b)
DD
c)
dd
d)
D
32.
What is the possibility of this offspring having a dominate trait?
a)
50%
b)
75%
c)
25%
d)
0%
33.
What is the genotype for the black chickens?
a)
BB
b)
Bb
c)
bB
d)
bb
34.
What is the chance of this offspring having a recessive trait?
a)
25%
b)
100%
c)
50%
d)
0%
35.
What is the missing allele?
a)
a
b)
A
c)
AA
d)
aa
36.
What is the phenotype for Bb?
a)
Black chicken
b)
Blue Chicken
c)
Dominant
d)
Red spot
37.
What chance does the offspring have of showing a dominant trait?
a)
100%
b)
75%
c)
50%
d)
0%
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