Genetics Test Review 4/13

How many parent(s)are needed for asexual?

• 4
• 1
• 9
• 100

The goal of mitosis is to

• make a new parent cell

• make two new daughter cells with the same DNA

• make two new daughter cells with different DNA

• to grow a larger toe

Multi-cellular organisms use mitosis for all of the following reasons except...

• reproduction

• growth

• repair

• replacement

Why is sexual reproduction better than asexual reproduction?

• It gives an advantage to organisms to have more genetic variation from each other, if the environment changes.

• It is better for all organisms to be the same.

• It happens faster.

• It helps skin cells divide faster to heal wounds.

Genotype or Phenotype: Freckles

• Genotype

• Phenotype

Genotype or Phenotype: ff

• Genotype

• Phenotype

Homozygous or Heterozygous: ff

• Homozygous

• Heterozygous

Homozygous or Heterozygous: Ff

• Homozygous

• Heterozygous

The heterozygous form for a trait of dimples?

• DD

• dd

• Dd

The homozygous recessive trait for no taste of PTC paper

• tt

• Tt

• TT