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Genetics/Mitosis Review

Total questions: 37

Worksheet time: 1hrs 20mins

Name
Class
Date
1.

Spongebob is heterozygous for his square shape, but spongesusie is round. What is the percent chance of their child being square shaped?

a)

0%

b)

25%

c)

50%

d)

100%

2.

Patrick Star and Patti are both heterozygous for their pink body color. What is the percent chance that their child will have the homozygous recessive genotype?

a)

0%

b)

25%

c)

50%

d)

75%

3.

Brown eyes are dominant to blue eyes. There are two parents that are homozygous dominant and homozygous recessive. What is the percent chance they will have a child with brown eyes?

a)

0%

b)

25%

c)

75%

d)

100%

4.

What genotype must parents have to pass an observable recessive trait on to their children?

a)

Both parents must be homozygous dominant

b)

Both parents must be heterozygous.

c)

Both parents must be homozygous recessive.

d)

Both parents must be homozygous.

5.

Mr. Krabbs is homozygous for his tall eyeballs, while his wife is heterozygous for her tall eyeballs. What is the chance that their children will have short eyeballs?

a)

0%

b)

25%

c)

50%

d)

100%

6.
In a heterozygous genotype, the ___________ allele takes over in the phenotype.
a)
recessive
b)
dominant
c)

lower case

d)

weaker 

7.
T - tall and t = short
In the punnett square below, what belongs in the missing square
a)
tt
b)
Tt
c)
Bb
d)
TT
8.
G = green, g = yellow
The genotype for a yellow plant is...
a)
GG
b)
Gg
c)
gg
d)

g

9.

Which of the following genotypes is homozygous recessive?

a)
Tt
b)
tt
c)
TT
d)
t
10.

Aa, DD, and yy are all examples of

a)
genotypes
b)
phenotypes
11.
Aa is
a)
homozygous
b)
heterozygous
12.
Which of the following is a phenotype?
a)
Aa
b)
red hair
c)
heterozygous
d)
DNA
13.

Genotype refers to...

a)
physical expression of the genes
b)
the possible combination of alleles in a gene
c)
whether an allele is dominant or recessive
d)
how an organism will appear
14.
What is the dominant trait?
a)
yellow pea seeds
b)
green pea seeds
c)
there is no dominant seed
d)

both yellow and green are dominant

15.

Which of these are part of Mitosis?

a)

Metaphase

b)

Prophase

c)

Anaphase

d)

Telophase

e)

Cytokines

16.
Results of cell division or mitosis include all of the following EXCEPT?
a)
growth
b)
repair damaged cells
c)
replace damaged cells
d)
dead cells
17.
How many daughter cells are produced in mitosis?
a)
1
b)
2
c)
4
d)
6
18.
a)
Prophase
b)
Interphase
c)
Anaphase
d)
Telophase
19.
a)
Anaphase
b)
Cytokinesis
c)
Telophase
d)
Metaphase
20.
a)
Cytokinesis
b)
Interphase
c)
Anaphase
d)
Metaphase
21.
a)
Anaphase
b)
Cytonkinesis
c)
Interphase
d)
Prophase
22.
a)
Cytokinesis
b)
Anaphase
c)
Telophase
d)
Prophase
23.
In mitosis, the two resulting cells are
a)
different from the starting cell and identical to each other.
b)
different from the starting cell and different from each other.
c)
identical to the starting cell and different from each other.
d)
identical to the starting cell and identical to each other.
24.
What is the name of the structure labeled X?
a)
Centriole
b)
Centrosome
c)
Chromatid
d)
Chromosome 
25.
The process by which the nuclear material is divided equally between two new cells
a)
mitosis
b)
cancer
c)
spindle
d)
centromere
26.
Which is Metaphase?
a)
A
b)
E
c)
C
d)
F
27.

Which Image represents Telophase?

a)
b)
c)
d)
e)
28.

Which Image represents Metaphase?

a)
b)
c)
d)
e)
29.

Which Image represents Anaphase?

a)
b)
c)
d)
e)
30.
the genetic makeup of an organism
a)
heterozygous
b)
punnet square
c)
genotype
31.
The passing of traits from parent to offspring 
a)
Heredity 
b)
Genetics 
c)
Hybrid 
d)
Probability 
32.
What is a phenotype
a)
The genetic make up (code)
b)
The physical trait
33.
A human usually has _____ total chromosomes.
a)
6
b)
22
c)
4
d)
46
34.
An allele whose trait always shows up in the organism when the allele is present.
a)
recessive allele
b)
dominant allele
c)
hidden allele
d)
present allele
35.
An allele whose trait only shows up when no dominant allele is present.
a)
hidden allele
b)
dominant allele
c)
recessive allele
d)
present allele
36.
one set of instructions for an inherited trait
a)
heredity
b)
allele
c)
trait
d)
gene
37.
an organism's appearance or other detectable characteristic
a)
genotype
b)
phenotype
c)
genetics
d)
heterozygous

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