Genetics

Genetics

Multiple Choice

What is a gene?

• A bundle (like a hot dog bun) that the DNA is packed into
• something inside the nucleus
• a piece of DNA
• all of your DNA

Multiple Choice

What kind of information does DNA carry?

• genetic
• nuclear
• cell structure
• it doesn't carry any info

Multiple Choice

Homozygous or Heterozygous: Ff

• Homozygous

• Heterozygous

Multiple Choice

Homozygous or Heterozygous: ff

• Homozygous

• Heterozygous

Multiple Choice

Genotype or Phenotype: ff

• Genotype

• Phenotype

Multiple Choice

Genotype or Phenotype: Freckles

• Genotype

• Phenotype

Pedigrees

• A pedigree chart is a diagram that shows the occurrence and appearance of phenotypes of a particular gene or organism

Multiple Choice

In the second generation-how many people are carriers of the trait?

• 2

• 3

• 5

• 6

Multiple Choice

B = brown fur b = white fur

In the punnett square, what is the probability for white fur?

• 0%

• 25%

• 50%

• 75%

Multiple Choice

T - tall and t = short

In the Punnett square, what belongs in the missing square?

• tt

• Tt

• TT

Multiple Choice

Which of the following is a disadvantage of asexual reproduction?

• the length of time required for offspring to reach maturity

• the amount of energy required

• the lack of genetic variation

• the amount of time required to produce offspring