funny

Chiasmata are most closely related to which of the following?

• crossing over
• fertilization
• cytokinesis
• mitosis

Tags

NGSS.HS-LS3-2

If a stem cell has 24 chromosomes, how many will it have at the end of meiosis?

• 24
• 12
• 6
• the number varies per species

When does crossing over occur?

• Interphase
• Prophase 1
• Prophase 2
• Metaphase 1

Tags

NGSS.HS-LS3-2

Trisomy is a genetic disorder that ________

• has three sets of chromosomes
• has three copies of a particular chromosome
• that is curable
• none of the above

Tags

NGSS.HS-LS3-1

Chiasmata are most closely related to which of the following?

• crossing over
• fertilization
• cytokinesis
• mitosis

If a stem cell has 24 chromosomes, how many will it have at the end of meiosis?

• 24
• 12
• 6
• the number varies per species

Meiosis results in ______.

• 4 genetically distinct haploid gametes
• 2 genetically distinct cells
• 2 genetically identical cells
• 4 genetically identical cells

Tags

NGSS.HS-LS3-2

What are alleles

• different forms of the same gene
• an alternate step of the cell cycle
• body cells
• another name for gametes

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

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

• homozygous 
• asexual
• homologous
• genes

Tags

NGSS.HS-LS3-2

The purpose of meiosis is to form ________ cells.

• body
• sex
• somatic
• brain

Tags

NGSS.HS-LS3-2