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WorksheetsEvolution #1
Total questions: 10
Worksheet time: 12mins
Name
Class
Date
1.
Which Hardy-Weinberg equation represents the genotype frequencies in a population?
a)
p + q = 1
b)
p2 + 2pq + q2 = 1
c)
p2+ pq + q2 = 1
d)
p + 2pq + q3 = 1
2.
In the Hardy-Weinberg Equation, q2 is the frequency of what?
a)
The recessive allele
b)
the dominant allele
c)
the recessive genotype
d)
the dominant genotype
3.
Which Hardy-Weinberg factor represents the frequency of heterozygous individuals in a population?
a)
p2
b)
2pq
c)
q2
d)
p2 + 2pq
4.
A population of frogs has 37 individuals who are brown in color and 194 individuals who express the dominant green color. What is the dominant allele frequency for this population?
a)
0.2
b)
0.4
c)
0.6
d)
0.8
5.
If a population has the following genotype frequencies: AA = 0.42, Aa = 0.46, and aa = 0.12, what are the allele frequencies?
a)
A = 0.42, a = 0.12
b)
A = 0.6, a = 0.4
c)
A = 0.65, a = 0.35
d)
A = 0.84, a = 0.24
6.
Within a population of 500 butterflies, the color purple is dominant over the color white. 200 of the butterflies are white. What is the frequency of homozygous dominant individuals? Give your answer as a decimal to the nearest hundredth.
a)
.40
b)
.36
c)
.16
d)
.60
7.
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?
a)
0.6
b)
0.36
c)
0.64
d)
0.18
8.
In a population of bears, the frequency of q is 0.44. What is the frequency of p?
a)
0.1936
b)
0.44
c)
0.56
d)
0.22
9.
Which of the following is NOT a condition for Hardy-Weinberg Equilibrium?
a)
No mutations
b)
Random Mating
c)
No natural selection
d)
No offspring
10.
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, determine the expected numbers of organisms with genotype BB.
a)
24
b)
72
c)
54
d)
150
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