Meiosis and Genetics

Which of the following is the best definition for MEIOSIS?

• the process of two haploid cells uniting

• the counting of chromosomes within a diploid cell

• the formation of haploid gametes

• the division of a cell into two identical copies

How many cells are formed at the end of meiosis?

• 2

• 3

• 4

• 8

The products of MEIOSIS have _______ number of chromosomes.

• haploid

• diploid

Before cells can divide, what must be copied?

• mitochondria
• cytoplasm
• DNA
• Cell Wall

Before a cell can divide, what must happen?

• Nothing, it is always ready to divide
• The number of chromosomes must be cut in half
• The number of chromosomes must double
• The number of chromosomes must triple.

How many chromosomes do humans have?

• 46-- 23 from mom, 23 from dad
• 22--11 from mom, 11 from dad
• 10-- 5 from mom, 5 from dad
• 23

What process is shown here?

• Genetic Randomization
• Cross Over
• Allele Switching
• Cross Pollination

What is the scientific term that refers to sex cells?

• autosome

• gamete

• karyotype

• chromosome

Which of the following are true of meiosis? Select all that apply!

• It results in four cells

• It results in two cells

• The daughter cells are genetically identical

• The daughter cells are genetically unique

• The daughter cells are haploid

Chromosomes separate RANDOMLY during meiosis, and this increases genetic variation.

• Law of Dominance

• Law of Independent Assortment

• Law of Conservation of Matter

• Law of Segregation