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Meiosis And Mitosis
Test Description: Without details of steps - just main concepts
Instructions: Answer all questions to get your test result.
1) The product of meiosis is
A
2 diploid cells
B
2 haploid cells
C
4 haploid cells
D
4 diploid cells
2) What type of cells does meiosis make?
A
muscle and heart
B
most types of cells
C
skin and bone
D
sperm and egg
3) Where in the body does meiosis occur?
A
almost every cell in the body
B
skin cells
C
only in the cells from the waist down
D
ovaries and testes
4) What is the formula for fertilization?
A
2n - n = n
B
2n + 2n = 4n
C
n + n = 2n
D
2n * 2n = 4n
5) What type of cells are produced in mitosis?
A
4 cells, identical to the original
B
2 cells, with half the chromosomes of the original
C
2 cells, identical to the original
D
4 cells, with half the chromosomes of the original
6) Why does mitosis occur?
A
to make twins
B
to make sperm and egg
C
for growth and development
D
no one really knows
7) If a cell undergoing meiosis is AaBB, which might be the genotype of the sperm cell it produces?
A
aaBB
B
AB
C
Ab
D
AaBB
8) The normal diploid cell of a Schmorgasbord has 70 chromosomes. How many does its egg cell have?
A
140
B
70
C
280
D
35
9) Why is crossing-over in meiosis important?
A
it reduces genetic variation
B
it increases genetic variation
C
it looks cool
D
it helps the genes to stick together
10) Two parents are Gg and Gg. How many possible genotypes are there if they have children?
A
1
B
4
C
3
D
2
*select an answer for all questions
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