Meiosis and Genetics Review

What is heredity?

• A kind of genetic disorder
• The way DNA divides
• A trait you inherit from your parents
• The passing down of traits from parents to children

Why are your chromosomes arranged in pairs?

• Scientists have no idea
• Because you get one from your mom and one from your dad
• Because pairs can divide easier
• Because DNA is awesome

Which statement is true?

• Your DNA is the same as your siblings.
• Your set of DNA is identical to your mothers.
• Your set of DNA is identical to your fathers.
• Your DNA is unique to you.

Which is true about DNA?

• Only animals have DNA in their cells
• DNA research is simple and quick
• DNA contains many genes
• None of the above are true.

Inherited traits are controlled by 

• genetic information in the genes
• the environment a baby is born into
• the nucleus and mitochondria
• none of the above

An offspring will receive how many alleles from each parent to determine a specific trait?

• one
• two
• three
• five

Which of the following is a phenotype?

• BB
• Bb
• bb
• Blue eyes

having two of the same genes for the trait (sometimes called purebred).

• homozygous
• hetrozygous
• protein
• chromosome

having two different genes for a trait (sometimes called hybrid).

• protein
• homozygous
• heterozygous
• genotype

G = green, g = yellow
The genotype for a yellow plant is...

• GG
• Gg
• gg
• all of the choices result in yellow