Chapter 6/7

The result of meiosis is:

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

During meiosis I, what happens? 

• Sister chromatids are split
• Homologous chromosomes are split
• Four cells are created
• None of the other choices are correct

Crossing over is important because....

• It prevents mutations from entering the gametes. 
• It allows for even distribution of chromosomes in the gametes.
• It allows for more genetic diversity of gametes.
• It allows for genetic uniformity of gametes. 

What are chromosomes?

• different versions of genes
• condensed DNA 
• uncoiled DNA

You inherited...

• most of your chromosomes from your mother
• most of your chromosomes from your father
• a random number of chromosomes from each parent
• half your chromosomes from your mother and half from your father.

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

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

Most of the cells in the human body are produced by

• mitosis
• meiosis

type of reproduction of meiosis

• sexual
• asexual

The purpose of meiosis is to form ________ cells.

• body
• sex
• somatic
• brain

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

• 38
• 19
• 76
• 10