Meiosis Review

Which process and type of resulting cells are represented?

• mitosis, gametes
• mitosis, body cells
• meiosis, gametes
• meiosis, body cells

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

• homozygous 
• asexual
• homologous
• genes

A male shark has 40 chromosomes in each of its sex cells. How many would be present in its body cells?

• 20
• 40
• 80
• 160

Compared to the number of chromosomes contained in a body cell, how many chromosomes would normally be contained in a gamete?

• The same number
• One-fourth as many
• Twice as many
• Half as many

What causes genetic variation in meiosis?

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

Chromosomes exchange genetic material during 

• crossing over
• replication
• synthesis
• translation

A human zygote should have _____ chromosomes inside.

• 46
• 23
• 92
• 64

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

How many daughter cells are produced at the end of meiosis?

• 1
• 2
• 3
• 4

Before mitosis or meiosis can begin, DNA must go through Interphase. This is when...

• DNA replicates
• DNA splits
• DNA forms chromosomes
• Chromosomes cross over