WorksheetsCellular Reproduction
Total questions: 44
Worksheet time: 43mins
Name
Class
Date
1.
What type of organisms do binary fission?
a)
Prokaryotes
b)
Eukaryotes
c)
Animal Cells
d)
Plant Cells
2.
The first step of Binary Fission is:
a)
DNA coils into chromosomes
b)
DNA splits into 2 chromatids
c)
DNA replicates
d)
The cell splits
3.
What form is DNA is in during Interphase?
a)
Chromatin
b)
Replicated Chromosome
c)
Unreplicated Chromosome
d)
Chromatids
4.
What is the purpose of G2?
a)
For the cell to rest
b)
For the cell to do its normal functions
c)
For the cell to prepare for mitosis
d)
For the cell to divide
5.
What stage of the cell cycle is the following cell in?
a)
Interphase
b)
Prophase
c)
Anaphase
d)
Telophase
6.
Which phase?
a)
Cytokinesis
b)
Interphase
c)
Anaphase
d)
Metaphase
7.
How many chromosomes do humans have?
a)
46
b)
21
c)
10
8.
If an organism has a diploid number of 50, how many chromosomes would be in the gametes?
a)
25
b)
50
c)
100
9.
The time between cell divisions in the life cycle of the cell is called
a)
anaphase
b)
interphase
c)
prophase
d)
metaphase
10.
The cell spends most of its time in which phase?
a)
anaphase
b)
interphase
c)
prophase
d)
metaphase
11.
Fruit fly body cells have 8 chromosomes. After mitosis, you would expect a resulting fruit fly daughter cell to have -
a)
16 chromosomes.
b)
46 chromosomes.
c)
8 chromosomes.
d)
4 chromosomes.
12.
What is the correct order of stages in mitosis?
a)
prophase, metphase, anaphase, telophase
b)
anaphase, metaphase, prophase, telophase
c)
telophase, anaphase, metaphase, prophase
d)
telophase, metaphase, anaphase, prophase
13.
The ___________ holds the replicated sister chromatids together.
a)
centriole
b)
chromosomes
c)
centromere
d)
cycles
14.
In the S stage of interphase_______________
a)
the cell grows
b)
the nucleus divides
c)
the cell membrane divides
d)
the DNA is replicated
15.
Structure (c) is a ____.
a)
chromosome
b)
chromatid
c)
centromere
16.
Structure (b) is a ____.
a)
chromosome
b)
chromatid
c)
centromere
17.
A cat has a total of 19 chromosomes in its sex cells. How many chromosomes are in the somatic cells?
a)
38
b)
19
c)
76
d)
10
18.
With mitosis you get ___, _________ cells, but with meiosis, you get ___, ____________.
a)
4 different, 2 identical
b)
r identical, 2 different
c)
2 different, 4 identical
d)
2 identical, 4 different
19.
The chromosomes that pair up during meiosis, are called __________ chromosomes.
a)
homozygous
b)
asexual
c)
homologous
d)
genes
20.
Which of these cells would undergo meiosis?
a)
skin cells
b)
liver cells
c)
brain cells
d)
sperm cells
21.
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.
22.
Which of the following cells is a gamete?
a)
egg
b)
bone
c)
heart
d)
muscle
23.
After meiosis II the daughter cells will contain ____ chromosomes if the original cell contained 78.
a)
78
b)
39
c)
23
d)
46
24.
The fertilized egg is termed a/an _____.
a)
gamete
b)
allele
c)
homolog
d)
zygote
25.
In mitosis cells are genetically _______, but in meiosis cells are genetically ______.
a)
diverse, identical
b)
identical, diverse/different
26.
Is the following cell diploid or haploid?
a)
Diploid
b)
Haploid
27.
Meiosis is the _____.
a)
nuclear division of gametes
b)
nuclear division of body cells
c)
division of body cells
d)
division of sex cells
28.
This type of asexual reproduction has the offspring growing off of the parent.
a)
Budding
b)
Regeneration
c)
Runner
d)
Binary Fission
29.
This type of asexual reproduction occurs when pieces of the parent divide to form new organisms.
a)
Regeneration
b)
Binary Fission
c)
Budding
d)
Runner
30.
Is this karyotype for a male or female?
a)
MALE
b)
FEMALE
31.
Mitosis makes sure that all daughter cells are _____.
a)
genetically identical, diploid
b)
genetically identical, haploid
c)
genetically diverse, diploid
d)
genetically diverse, haploid
32.
Which process and type of resulting cells are represented?
a)
mitosis, gametes
b)
mitosis, body cells
c)
meiosis, gametes
d)
meiosis, body cells
33.
Which of the following produces identical nuclei in cells?
a)
pollination
b)
mitosis
c)
osmosis
d)
fertilization
34.
Which of the following cell types is formed by meiosis?
a)
muscle cells
b)
skin cells
c)
sperm cells
d)
blood cells
35.
Which process is necessary for the inherited traits of an organism to be passed along by sexual reproduction?
a)
mitosis
b)
meiosis
c)
mutation
d)
fission
36.
Which cellular process is shown?
a)
meiosis
b)
endocytosis
c)
mitosis
d)
phagocytosis
37.
Which statement correctly describes meiosis?
a)
cells divide only once
b)
meiosis does not occur in reproductive cells
c)
the cells produced at the end of meiosis are genetically identical to the parent cell
d)
The cells produced at the end of meiosis contain half the number of chromosomes as the parent cell
38.
Which best describes the process shown?
a)
mutation in which the DNA content of the gene is ltered
b)
segregation of sister chromatids
c)
condensation and segregation of the alleles
d)
crossing-over which alleles are exchanged
39.
Which best describes the process shown?
a)
mutation in which the DNA content of the gene is ltered
b)
segregation of sister chromatids
c)
condensation and segregation of the alleles
d)
crossing-over which alleles are exchanged
40.
Based only on the sex chromosomes in typical human egg and sperm cells at fertilization, the probability of producing a female is
a)
25%
b)
50%
c)
75%
d)
90%
41.
If an intestinal cell in a butterfly contains 24 chromosomes, a butterfly egg would contain
a)
3
b)
6
c)
12
d)
24
42.
Mitosis is essential to life because it
a)
contains four stages for gametes
b)
maintains genetic continuity from one generation to the next
c)
controls cell functions
d)
provides energy for cell
43.
Body cells of fruit flies contain 8 chromosomes. Scientists used studies of flies to discover how egg and sperm are formed. What did they observe?
a)
Body cell of offspring flies have 16 chromosomes
b)
Sperm cells have 8 chromosomes
c)
Egg cells have 4 chromosomes
d)
Body cells of offspring have 4 chromosomes
44.
What is one advantage of sexual reproduction?
a)
offspring are identical to parents
b)
offspring are resistant to viruses
c)
offspring are born live, rather than from eggs
d)
offspring inherit a wider variety of genetic information
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