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Lujan Meiosis Questions
Test Description: Test 3
Instructions: Answer all questions to get your test result.
1) What is formed at the end of Meiosis ll?
A
centromeres
B
gametes
C
identical cells
D
diploid cells
2) When meiosis is finished the cells made have _____ the number of chromosomes of the original cell
A
double
B
half
C
triple
D
same
3) During meiosis, how many haploid cells (or gametes) are generated when one diploid eukaryotic cell divides?
A
1
B
4
C
2
D
3
4) Cell division that forms 4 sex cells (gametes)
A
Translation
B
Meiosis
C
Transcription
D
Mitosis
5) Cell division the forms cells with half the number of chromosomes as the parent cell
A
Meiosis
B
Transcription
C
Translation
D
Mitosis
6) Meiosis causes
A
all of these
B
identical chromosomes
C
similar traits
D
genetic variation
7) If a haploid cell of an earthworm has 18 chromosomes, how many chromosomes are in an earthworm skin cell?
A
36
B
18
C
9
D
None of these
8) If the diploid number of chromosomes in a rabbit is 44, how many chromosomes are in a rabbit sperm cell?
A
22
B
88
C
None of these
D
44
9) If the haploid number in the sperm of a horse is 30 what is the diploid number of the body cells of the horse?
A
15
B
90
C
60
D
23
10) During what phase does crossing over occur?
A
prophase I
B
prophase II
C
metaphase I
D
metaphase II
11) What is formed at the end of meiosis?
A
four genetically different cells
B
two genetically different cells
C
two genetically identical cells
D
four genetically identical cells
12) If an organism's diploid number is 12, what is its haploid number?
A
3
B
24
C
6
D
12
13) Unlike mitosis, meiosis results in for formation of
A
body cells
B
haploid cells
C
diploid cells
D
2N daughter cells
14) During which phase do the sister chromatids separate and move to opposite ends of the cell?
A
telophase II
B
anaphase I
C
anaphase II
D
metaphase II
15) When two gametes come to together they make a ________________
A
sperm
B
haploid cell
C
zygote
D
triploid cell
16) In sexual reproduction two ________ sex cells come together to form a new individual.
A
haploid
B
diploid
C
prokaryotic
D
identical
17) Crossing over occurs in prophase of meiosis I. Crossing over results in
A
genetically identical homologous chromosomes.
B
double the number of original chromosomes.
C
half the number of original chromosomes.
D
new combinations of genes on a chromosome.
18) For a human baby to be born a boy he must receive
A
both an X and a Y chromosome from the father.
B
a Y chromosome from the father.
C
a Y chromosome from the mother.
D
an X chromosome from the father.
19) Which of the following is an advantage of sexual reproduction?
A
It leads to decreased genetic diversity.
B
It leads to increased genetic diversity.
C
It does not require meiosis.
D
There is no need to find a mate.
20) When during the cell cycle is a cell’s DNA replicated?
A
G1 phase
B
Mitosis
C
G2 phase
D
S phase
*select an answer for all questions
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