Meiosis Review

The cells produced via meiosis are called:

• sex cells
• somatic cells
• body cells
• skin cells

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NGSS.HS-LS3-2

A human usually has _____ chromosomes.

• 6

• 22

• 4

• 46

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NGSS.HS-LS3-1

Meiosis makes sperm and egg cells. In humans, sperm and egg cells each have _____ chromosomes. Therefore a fertilized human egg cell (sperm and egg cell combined) would create a cell with _____ chromosomes.

• 23, 46
• 46, 23
• 2, 4
• 50, 100

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NGSS.HS-LS3-1

NGSS.HS-LS3-2

Unlike mitosis, meiosis in male mammals results in the formation of

• one haploid gamete
• three diploid gametes
• four diploid gametes
• four haploid gametes

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NGSS.HS-LS3-2

Diploid Cells are represented by

• 2n
• n
• 4n
• 1/2 n

If the Diploid number of Carrots is 18, the haploid number is

• 18
• 9
• 27
• 36

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NGSS.HS-LS3-2

What is the main source of genetic variation in meiosis?

• chromosomes lining up

• crossing over of chromosomes

• separation of chromosomes

• chromosomes pulling apart

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NGSS.HS-LS3-2

Fruit fly body cells have 8 chromosomes. After mitosis, you would expect a resulting fruit fly daughter cell to have ...

• 16 chromosomes.

• 46 chromosomes.

• 8 chromosomes.

• 4 chromosomes.

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What is it called when a sperm and egg meet?

• meiosis
• fertilization
• cell division
• mitosis

The chromosomes that pair up during meiosis, are called __________ chromosomes.  

• homozygous 
• asexual
• homologous
• genes

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NGSS.HS-LS3-2