Meiosis

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

Tags

NGSS.HS-LS3-2

NGSS.HS-LS3-1

What causes genetic variation in meiosis?

• chromosomes lining up

• crossing over of chromosomes

• segregation (separation) of chromosomes

• chromosomes staying together

Tags

NGSS.HS-LS3-2

Unlike mitosis, meiosis in males results in the formation of

• one haploid gamete

• three diploid gametes

• four diploid gametes

• four haploid gametes

Diploid Cells are represented by

• 2n
• n
• 4n
• 1/2 n

Tags

NGSS.HS-LS3-2

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

• 18
• 9
• 27
• 36

Tags

NGSS.HS-LS3-2

What is the name of the process in which DNA (genetic information) is exchanged during meiosis?

• crossing under
• crossing over
• melding
• blending

In meiosis, the if the diploid number is 2n=46, the haploid number of chromosomes in a cell is:

• 46
• 92
• 22
• 23

If the haploid number is n=40, then the diploid number would be

• 20
• 80
• 4
• 10

Tags

NGSS.HS-LS3-2

Another name for a sex cell is a:

• gamete
• embryo
• bone cell
• muscle cell

Tags

NGSS.HS-LS3-2

After meiosis is complete, the new cells:

• are all identical
• are all different
• are half identical and half different
• are all stretched out

Tags

NGSS.HS-LS3-2