**1.**

**Approximately 4% of the turtle population in the pond shows the recessive phenotype long nose (nn)**.

**What is the frequency of the dominant allele (N) in the population?**

(A) 0.16

(B) 0.20

(C) 0.40

(D) 0.32

**2.**

**Approximately 4% of the turtle population in the pond shows the recessive phenotype— long nose (nn).**

**What is the frequency of heterozygotes in the population?**

(A) 0.08

(B) 0.24

(C) 0.32

(D) 0.48

(E) 0.64

**3. Within the squirrel population at park, 16% show the recessive phenotype of a curled**

**tail (tt).**What is the frequency of the dominant allele (T) in the population?

(A) 0.40

(B) 0.16

(C) 0.26

(D) 0.60

(E) 0.32

4.

**Within the squirrel population at park, 16% show the recessive phenotype of a curled****tail (tt).**What is the frequency of heterozygotes in the population?
(A) 0.08

(B) 0.24

(C) 0.36

(D) 0.48

(E) 0.64

**5. In a population, 600 individuals have MM blood group, 300 have MN blood group, and 100 have NN blood group. What will be the frequencies of M and N alleles in this population?**

(A) M= 0.79
and N=0.1

(B) M= 0.65and
N=0.35

(C) M= 0.30
and N=0.60

(D) M= 0.75 and N=0.25

(E) M= 0.61
and N=0.19

**6.The following genotypes are found in a population:**

**AA -70, Aa-50, aa-20**

**What are the allele frequencies of A and a?**

(A) A= 0.08
and a=0.14

(B) A= 0.63and
a=0.36

(C) A= 0.32
and a=0.68

(D) A= 0.68 and a=0.32

(E) A= 0.68
and a=0.14

**Learn more:**

**Answers:**

1.(E) 0.80

2.(C) 0.32

3. (D) 0.60

3. (D) 0.48

5. (D) M= 0.75 and N=0.25

6. (D) A= 0.68 and a=0.32

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