Download Reproduction Review Worksheet

Reproduction Review Worksheet 1. A hypothetical organism has 10 chromosomes in each of its somatic cells.
a. Skin cells are continuously being rubbed off and replaced. How many chromosomes
will be contained in each new skin cell that is replaced? _______
b. This replacement occurs through the process of ______________.
c. The diploid number (2n) for this organism is _________.
d. This organism’s gametes would have how many chromosomes? _________
Description
Diploid Haploid
2. has 1 set of chromosomes from the mother & 1 set from the father
3. designated (n)
4. formed by mitotic cell division
5. designated (2n)
6. includes gametes
7. includes somatic cells
8. formed by meiotic cell division
9. heart and liver cells
10. sperm and egg cells
_________11.
a.
b.
c.
d.
_________12.
a.
b.
c.
d.
_________13.
a.
b.
c.
d.
e.
_________14.
a.
b.
c.
d.
_________15.
a.
b.
c.
d.
_________16.
a.
b.
c.
d.
_________17.
a.
b.
c.
d.
_________18.
a.
b.
c.
d.
Which statement best describes the process of asexual reproduction?
It involves two parents (two sources of DNA).
It requires the combination of sperm and egg.
It results in variation of offspring.
It involves the production of genetic copies.
Asexual reproduction begins with __________ and ends with _________.
1 diploid cell: 2 haploid cells
1 diploid cell: 2 diploid cells
2 diploid cells: 2 haploid cells
2 diploid cells: 2 diploid cells
A somatic cell with 8 chromosomes undergoes mitosis. What is produced?
1 cell with 4 chromosomes
1 cell with 8 chromosomes
2 cells with 4 chromosomes each
2 cells with 8 chromosomes each
2 cells with 16 chromosomes each
Bacteria (prokaryotes) divide by a process called ______________ .
Binary fission
Meiosis
Fusion
Nucleus
What type of reproduction repairs your skin after a sunburn?
Binary fission
Asexual reproduction
Mitosis
Both B & C
When a cell contains two sets of chromosomes, it is said to be _______ .
Haploid
Binary
Diploid
Saturated
When a cell contains one set of chromosomes, it is said to be ________ .
Haploid
Binary
Diploid
Saturated
A fertilized egg is called a(n) ______ .
Autosome
Zygote
Organism
Chromosome
Reproduction Review Worksheet _________19.
In human sexual reproduction, a male haploid gamete and a female haploid
gamete unite to form which of the following?
a. An egg cell with 46 chromosomes
b. A zygote with 23 chromosomes
c. A zygote with 46 chromosomes
d. A sperm cell with 23 chromosomes
_________20. A diploid cell with 10 chromosomes undergoes cell division via mitosis two
times. How many daughter cells are produced and what number of
chromosomes do they have?
a. 2 daughter cells, 5 chromosomes each
b. 4 daughter cells, 10 chromosomes each
c. 4 daughter cells, 20 chromosomes each
d. 2 daughter cells, 10 chromosomes each
_________21. How does a sperm or egg cell differ from your body cells (somatic cells)?
a. Sperm and egg cells contain only half the number of chromosomes as the other cells.
b. Sperm and egg cells contain twice the number of chromosomes as the other cells.
c. Sperm and egg cells reproduce via mitosis, the other cells do not.
d. Sperm and egg cells contain the same number of chromosomes as body cells.
_________22. What are the benefits of an organism reproducing ASEXUALLY?
a. Combines strong, superior genes of both parents
b. Results in fewer offspring with very different traits as the parent
c. Produces genetic variation.
d. Results in many offspring with identical characteristics as the parent
_________23. What increases genetic diversity?
a. Mitosis
b. Binary Fission
c. Asexual reproduction
d. Sexual reproduction
_________24. Gametes are haploid because
a. they are identical to each other
b. 2n  2n
c. two gametes unite during fertilization to restore diploid number
d. fertilization results in haploid cells
_________25. Which is an example of sexual reproduction?
a. Bacteria cell division
b. Cloning
c. Growth of an organism
d. Egg/Sperm union
30. Complete the following chart:
# of chromosomes in # of chromosomes in
Species
diploid cells (2n)
haploid cells (n)
Homo sapiens
2n=46
n=23
fruit fly
2n=8
leopard frog
2n=26
house fly
n=6
monkey
n=21
bat
n=22
chicken
n=39
king crab
n=104
camel
2n=70
goat
n=30
armadillo
n=32
petunia
n=7
rice
2n=24
Reproduction Review Worksheet