Dominant Allele

If Black phenotype is Dominant then its genotype will be

• BB

• Bb

• bb

• Both BB and Bb

Tags

NGSS.HS-LS3-1

The genotype Gg is

• Dominant

• Recessive

Round seed is dominant to wrinkled seed. Which of the following is round seed?

• RR

• Rr

• rr

• RR and Rr

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What are the different variations of a gene ?

• mutation

• genotype

• phenotype

• allele

Tags

NGSS.HS-LS3-2

A homozygous dominant chicken with black fur is crossed with a heterozygous chicken with black fur. What are the percentages of the possible genotypes?

• 50% BB and 50% Bb

• 25% BB and 75%Bb

• 75% BB and 25% Bb

• 100% BB

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Long tails in monkeys (L) is dominant to short tails (l). What are the percentages of genotypes if you cross a homozygous dominant monkey with a homozygous recessive monkey.

• 50% LL 50% ll

• 50% LL and 50% Ll

• 75% LL and 25% Ll

• 100% Ll

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which genotype should go in space #3?

• DD

• dd

• dD

• Dd

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

An allele whose trait always shows up in the organism when the allele is present.

• Dominant allele

• Recessive allele

Which of the following genotypes represents a dominant phenotype if 'A' is a dominant allele?

• AA

• Aa

• aa

• Both AA and Aa

In a genetic cross between two heterozygous individuals (Aa), what is the probability of obtaining a homozygous dominant offspring?

• 25%

• 50%

• 75%

• 100%

Tags

NGSS.HS-LS3-3