hardy weinberg

A population of 150 individuals has an allele frequency of 0.3 for the dominant allele (B) and a frequency of 0.7 for the recessive allele (b). Use the Hardy-Weinberg equation to determine the frequency of the homozygous genotype (bb).

• 0.09

• 0.42

• 0.49

• 0.21

Tags

NGSS.HS-LS2-2

In the Hardy-Weinberg Equation, what does q² represent?

• The percentage of the recessive allele

• The percentage of the dominant allele

• The percentage of the population that is homozygous recessive

• The percentage of the population that is homozygous dominant

In a population of humans, the frequency of no dimples is 0.36. If having no dimples is the recessive phenotype, what is the frequency of the recessive allele?

• 0.6
• 0.36
• 0.64
• 0.18

Tags

NGSS.HS-LS3-3

If 49 out of 100 individuals in a population express the recessive phenotype, what percent of the population would you predict would be heterozygous?

• 70%

• 30%

• 42%

• 49%

Tags

NGSS.HS-LS3-3

In a population of bears, the frequency of q is 0.44. What is the frequency of p?

• 0.1936
• 0.44
• 0.56
• 0.22

In a population of cats, short hair is dominant to long hair. If 16% of a breeder’s cats have long hair, what is the frequency of the dominant allele?

• 0.16

• 0.6

• 0.4

• 0.36

• .48

Tags

NGSS.HS-LS3-3

If a population has the following genotype frequencies: AA = 0.42, Aa = 0.46, and aa = 0.12, what are the allele frequencies?

• A = 0.42, a = 0.12
• A = 0.6, a = 0.4
• A = 0.65, a = 0.35
• A = 0.84, a = 0.24

Tags

NGSS.HS-LS2-2

What does the variable q represent?

• Frequency of the heterozygote genotype
• Frequency of the homozygous recessive genotype
• The frequency of the recessive allele
• The frequency of the dominant allele 

If the frequency of two alleles in a gene pool is 90% A and 10% a, what is the frequency of individuals in the population with the genotype Aa?

• 0.81

• 0.09

• 0.18

• 0.01

Tags

NGSS.HS-LS4-3

In a population that is in Hardy-Weinberg equilibrium, the frequency of the homozygous recessive genotype is 0.09. What is the frequency of individuals that are homozygous for the dominant allele?

• 0.7

• 0.21

• 0.42

• 0.49

• 0.91

Tags

NGSS.HS-LS4-3