Meiosis/Genetics Review

What kind of cells are made in MEIOSIS?

• Haploid Gametes

• Diploid Somatic Cells

• Skin Cells

• Liver Cells

Tags

NGSS.HS-LS3-2

A human body (somatic) cell usually has how many chromosomes?

• 6

• 22

• 4

• 46

Tags

NGSS.HS-LS3-1

When an area of a chromatid is exchanged with the matching area on a chromatid of its homologous chromosome, _________________ occurs

• crossing over
• mutagenesis
• hybridization
• fertilization

Tags

NGSS.HS-LS3-2

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

• 18
• 9
• 27
• 36

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NGSS.HS-LS3-2

The cells produced via meiosis are called:

• Gametes

• somatic cells

• body cells

• skin cells

Why do we need meiosis?

• To double the number of chromosomes going into sex cells
• To halve the number of chromosomes going into sex cells
• To triple the number of chromosomes going into sex cells
• To not change the number of chromosomes going into sex cells

Tags

NGSS.HS-LS3-2

If a somatic (body) cell in a butterfly contains 24 chromosomes, a butterfly egg would contain

• 3
• 6
• 12
• 24

Tags

NGSS.HS-LS3-1

The result of meiosis is:

• two diploid cells
• two haploid cells
• four diploid cells
• four haploid cells

Tags

NGSS.HS-LS3-2

What causes genetic variation in meiosis?

• chromosomes lining up
• crossing over of chromosomes
• separation of chromosomes
• chromosomes pulling apart

Tags

NGSS.HS-LS3-2

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

• heterozygous

• asexual

• homologous pairs

• genes