Meiosis pt. 1

The result of meiosis is:

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

What are chromosomes?

• different versions of genes
• condensed DNA 
• uncoiled DNA

Human eggs and sperm are _____, and each has ____ chromosomes.

• diploid, 23
• diploid, 46
• haploid, 23
• haploid, 46

Tags

NGSS.HS-LS3-2

A cat has a total of 38 chromosomes in its body cells.  How many in its gametes?

• 38
• 19
• 76
• 10

Tags

NGSS.HS-LS3-2

You get one homologous chromosome from your ________ and one from your _______.  

• dad, mom
• brother, sister
• grandmother, grandfather
• the stork, the stork

Tags

NGSS.HS-LS3-1

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

• homozygous 
• asexual
• homologous
• genes

Why do we need meiosis?

• To double the number of chromosomes going into sex cells
• To halve the number of chromosomes going into sex cells
• To triple the number of chromosomes going into sex cells
• To not change the number of chromosomes going into sex cells

Tags

NGSS.HS-LS3-2

Diploid Cells are represented by

• 2n
• n
• 4n
• 1/2 n

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-LS3-1