Download Reproduction Review

Reproduction Review
Name: __________________________
1.
Date: _______________
The critical features of mitosis:
a) Another name for mitosis is
reproduction
b) How many chromosomes does a normal parent cell have in mitosis?
c) Are they in pairs or single?
d) In the first stage of mitosis, what happens to the number of chromosomes?
e) In the last stage of mitosis, how many chromosomes are present?
f) Are they in pairs?
g) How many cells are produced by mitosis?
h) What is a “somatic cell”, and what is the function of mitosis?
2.
The critical features of meiosis:
a) Another name for meiosis is
reproduction
b) How many chromosomes does a normal parent cell have in meiosis?
c) Are they in pairs or single?
d) In the first stage of meiosis, what happens to the number of chromosomes?
e) In the last stage of meiosis, how many chromosomes are present?
f) Are they in pairs?
g) What is a “gamete”, and what is the function of meiosis?
h) How many cells are produced by meiosis?
i) What type of cell is produced by meiosis in males?
j) What types of cells are produced by meiosis in females?
3.
The chromosomes are made of what material?
4.
What shape is this material when unpackaged?
5.
Chromosomes code for
6.
Inheritance of traits is controlled by sections of the chromosome called
7.
We get
8.
Similar chromosomes, one from mother, one from father, can be paired because they are ______________.
9.
There are
information.
of these from our mother and
chromosomes in a human, of which
10. These are called
11. Females have
pair(s) is/are sex chromosomes.
and
chromosomes and males have
12. There are many versions of each gene, these are called
the other is the
gene.
13. This means that the person will show the
14. The word
of these from our father.
chromosomes.
. One is the
gene and
trait, even if they have both types of genes.
describes how a person looks as a result of the genes they carry.
15. There are thousands and thousands of genes. Some of these are located on the sex chromosomes. These
are called
genes.
16. The traits for these genes are seldom expressed in
usually seen in
because they only have
because they have
gene(s).
gene(s), but are
17. Create a Punnett square for the mating of a female with heterozygous genes for narrow nose and a male
with a wide nose. (Narrow is dominant.)
a) What are the phenotypes for the offspring in the above Punnett square?
b) What is the ratio of the genotypes?
18. Create a Punnett square for the mating of two pea plants that are yellow seed hybrids. Yellow is dominant
over green.
a) What are the phenotypes for the offspring in the above Punnett square?
b) What is the ratio of the genotypes?
19. Jim and Cathy have detached earlobes, but two of their five kids have attached earlobes. Detached earlobes
are dominant over attached.
a) Is it possible that he is the father of the children?
b) Prove your answer by showing the possible genotypes of Jim and Cathy.
c) What are the odds that they would have a child with attached earlobes? (Hint: you can use a Punnett
square.)
20. Dark hair is dominant over light hair colour. A person who is homozygous for dark hair marries a lighthaired person. What are the odds of the children having light hair? Prove your answer with a Punnett
square.
21. Name three methods of asexual reproduction used in animals or plants.
22. Complete the table, using as many entries as you can find in your notes or the text:
Method
Advantages
Asexual
Sexual
23. Define these terms:
a) Zygote
b) Fetus
c) Embryo
d) Epididymus
e) Heterozygous
f) Homologous
g) Allele
h) Gonad
Disadvantages
24. Complete this table, telling 2 significant events during each stage of pregnancy.
Summarize the first trimester
Summarize the second trimester
Summarize the third trimester
25. The modern cell theory (Fill-in-the-blanks):
a) All
are made up of cells.
b) The cell is the functional unit of
c) All cells come from
.
cells.
26. What are the functions of these structures in human females:
a) Ovary
b) Uterus
c) Fallopian tube
d) Vagina
27. What are the functions of these structures in human males:
a) Testis
b) Prostate
c) Vas deferens
d) Urethra
28. A mosquito has 3 pairs of chromosomes.
a) If a body cell from a mosquito divides, what is this type of cell division called?
b) How many chromosomes will the new body cells have?
c) If a mosquito produces sperm cells, what is this type of cell division called?
d) How many chromosomes will the sperm cells have?
e) If sperm from a male mosquito fertilizes an egg from a female mosquito, how many chromosomes will
the new zygote have?
29. Draw a picture to quickly summarize what happens during Meiosis and Mitosis:
30. Label this diagram of the human female reproductive system.
a.
b.
c.
g.
h.
i.
j.
31. Label this diagram of the human male reproductive system.
a.
b.
c.
d.
e.
f.
g.
h.
i.
32. Describe 6 methods of birth control. Label (beside) the TWO LEAST effective methods and the TWO
MOST effective methods.
1. ______________________________________________
______________________________________________
2. ______________________________________________
______________________________________________
3. ______________________________________________
______________________________________________
4. ______________________________________________
______________________________________________
5. ______________________________________________
______________________________________________
6. ______________________________________________
______________________________________________
_________________
_________________
_________________
_________________
_________________
_________________
35. Your friend confides in you that they are thinking of ‘going all the way’. In paragraph form, explain what
advice will you give them and why.
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