Chromosomes and Meiosis

If a diploid cell from a worm has 60 chromosomes, how many will be in one egg cell (gamete)?

• 60 
• 30 
• 15
• 120

Tags

NGSS.HS-LS3-2

What gender has an X and a Y chromosome?

• Male
• Female

What is the sex of this baby?

• Male
• Female

Tags

NGSS.HS-LS3-1

What type of chromosomal abnormality do people with Down Syndrome have? 

• trisomy 21
• monosomy 21
• trisomy 18
• monosomy 17

Which cellular process is shown?

• meiosis
• endocytosis
• mitosis
• cytokinesis

Tags

NGSS.HS-LS1-4

Meiosis occurs in the testes of men and in the ___________ of women.

• uterus
• cervix
• ovaries
• brain

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

• homozygous 
• sister
• homologous
• daughter

Crossing over helps promote 

• male genotypic traits
• genetic variation
• DNA replication
• meiosis

Tags

NGSS.HS-LS4-2

The result of meiosis is:

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

How many times in meiosis does the cell divide (cytokinesis)?

• 2
• 4
• 3
• 1