Hardy-Weinberg Extra Practice

Which Hardy-Weinberg factor represents the frequency of heterozygous individuals in a population?

• p2
• 2pq
• q2
• p2 + 2pq

Tags

NGSS.HS-LS2-2

NGSS.HS-LS4-3

Determine the expected numbers of organisms with genotype BB if the frequencies are as follows in a population with a total size of 150: f(BB)=0.16, f(Bb)=0.48, and f(bb)=0.36. 

• 24
• 72
• 54
• 150

Tags

NGSS.HS-LS3-3

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 genotype (bb).

• 0.09
• 0.42
• 0.49
• 0.21

Tags

NGSS.HS-LS2-2

NGSS.HS-LS4-3

In a population of humans, the frequency of no dimples is 0.36. If having no dimples is the recessive phenotype, which variable do you now have?

• p

• p²

• q

• q²

Tags

NGSS.HS-LS3-3

T7. 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

Cystic fibrosis is a recessive condition that affects about 1 in 2,500 babies in the Caucasian population of the United States. Calculate the frequency of heterozygous individuals (carriers) in the U.S. population. Give your answer as a decimal to the nearest hundredth.

• .98

• .06

• .02

• .04

Tags

NGSS.HS-LS4-3

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

Tags

NGSS.HS-LS3-3

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

• o.09

• 0.18

• 1.01

Tags

NGSS.HS-LS2-2

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

• o.21

• 0.42

• 0.49

• 0.91

Tags

NGSS.HS-LS4-3

_{What type of selection?}

• Directional 
• Stabilizing
• Disruptive

Tags

NGSS.HS-LS4-3

NGSS.HS-LS4-4