Quizizz - REVIEW FOR GENETICS

Grey (G) fur is dominant to brown (g) fur in mice. What would be the genotype of a mouse that is heterozygous?

• GG

• Gg

• gg

• GGG

The type of inheritance that results in many alleles contributing small, but equal portions of a trait is

• Sex linkage

• Codominance

• Multiple alleles

• Mendelian inheritance

An allele whose trait only shows up when no dominant allele is present.

• stealth ninja spider-monkey allele
• dominant allele
• recessive allele
• present allele

T - tall and t = short
In the punnett square below, what belongs in the missing square

• tt
• Tt
• Bb
• TT

What did Gregor Mendel use to discover the principles that rule heredity?

• Pea Plant
• Pigeons
• Pear trees
• Photosynthesis

The study of how traits are inherited.

• Genetics

• Heredity

• Trait

• Allele

Who was Gregor Mendel?

• Father of genetics

• Father of cells

• Coined the term heredity

• No one

B=Brown fur

b=tan fur

What percent of the offspring would be tan when you cross BbxBb?

• 75%

• 25%

• 50%

• 100%

 If a trait is found on the X chromosome, it is said to be:

• autosomal linked

• dominant

• not hereditary

• sex-linked

What does a Punnett Square help you do?

• Determine the ratio of phenotypes
• Determine the ratio of genotypes
• Predict possible traits the offspring will have
• All of the above