Meiosis

A cell that contains a diploid number of chromosomes (46)

• Sex Cells

• Somatic Cells

• Haploid

Tags

NGSS.HS-LS3-2

In what type of cells does meiosis occur?

• Liver cells

• All living cells

• Reproductive Cells

• Somatic Cells

If a student constructs a model to demonstrate meiosis, what should be represented in the finish product?

• 2 diploid cells

• 4 Haploid cells

• 2 identical cells

• 2 haploid cells

Tags

NGSS.HS-LS3-2

How does meiosis contribute to genetic variation?

• By producing daughter cells that are genetically identical to the parent cell

• By increasing the lethal mutation rate for daughter cells

• By producing daughter cells that are genetically unique from the parent cell

• By forming new DNA sequences that can resist environmental change

Tags

NGSS.HS-LS3-2

Crossing over refers to which of the following?

• Sister Chromatids exchange sections of DNA

• Homologous Chromosomes change position at the equator

• Non-sister chromatids of homologous chromosomes exchange sections of DNA

• Homologous chromosomes separate and travel to opposite ends of cells

During meiosis, cells divide twice. When do cells first become haploid in chromosome number?

• before meiosis begins

• after the first division

• after the second division

• once meiosis is complete

If an organism's somatic cells have 26 chromosomes, how many chromosomes will its gametes have?

• 26

• 13

• 52

• 8

Another name for sex cell

(a)  

Answer explanation

Gametes are sex cells

Tags

NGSS.HS-LS3-2

What are female gametes?

(a)  

Answer explanation

Egg=Female gamete

Tags

NGSS.MS-LS3-2

What are male gametes?

(a)  

Answer explanation

Sperm = Male Gametes