Genetics: Dominant and Recessive Alleles

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What is the total number of alleles in the population?

220 (correct)

110

55

440

How many alleles does each animal have for this gene?

3

4

1

2 (correct)

What is the purpose of calculating the total number of alleles?

To determine the number of animals in the population

To determine the number of each allele in the population (correct)

To determine the species of the animal

To determine the gene's function

What operation is performed to calculate the total number of alleles?

Multiplication Signup and view all the answers

What is the significance of the number 110 in the calculation?

The number of animals in the population Signup and view all the answers

What is the outcome of a recessive allele in a heterozygous Aa individual?

It is not expressed, as the dominant allele overshadows it Signup and view all the answers

Which genotype is required for the recessive allele to be expressed?

aa Signup and view all the answers

What is the relationship between the dominant and recessive alleles in a heterozygous Aa individual?

The dominant allele overshadows the recessive allele Signup and view all the answers

In which situation would the recessive allele have no effect?

When paired with a dominant allele in a heterozygous individual Signup and view all the answers

What is the role of the dominant allele in a heterozygous Aa individual?

It masks the effect of the recessive allele Signup and view all the answers

How many A1 alleles are contributed by the 15 A1A1 animals?

30 Signup and view all the answers

What is the total number of A2 alleles contributed by the A1A2 and A2A3 animals?

36 Signup and view all the answers

How many A3 alleles are contributed by the A2A3 animals?

30 Signup and view all the answers

What is the total number of A1 alleles?

73 Signup and view all the answers

What is the total number of A2 alleles contributed by the A2A2 and A2A3 animals?

40 Signup and view all the answers

What is the primary factor that influences the frequency of genetic traits in offspring?

Frequency of genes in the parental population Signup and view all the answers

Which of the following is not a direct influence on the frequency of genetic traits in offspring?

Environmental factors Signup and view all the answers

What is the role of the parental population in determining the frequency of genetic traits in offspring?

Setting the frequency of genes in the offspring Signup and view all the answers

Why is the frequency of genetic traits in offspring dependent on the parental population?

Because the offspring inherits genes from the parental population Signup and view all the answers

What is the relationship between the frequency of genes and the frequency of genetic traits in offspring?

The frequency of genes determines the frequency of genetic traits Signup and view all the answers

What is another term for the movement of animals out of a breed?

Emigration Signup and view all the answers

What type of movement leads to a decrease in population size?

Emigration Signup and view all the answers

What is the term for the movement of animals out of a breed or population?

Emigration Signup and view all the answers

What is the result of emigration on a population size?

A decrease in population size Signup and view all the answers

Why is emigration important in a population?

To regulate population size Signup and view all the answers

Genetics: Dominant and Recessive Alleles

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Questions and Answers

What is the total number of alleles in the population?

How many alleles does each animal have for this gene?

What is the purpose of calculating the total number of alleles?

What operation is performed to calculate the total number of alleles?

What is the significance of the number 110 in the calculation?

What is the outcome of a recessive allele in a heterozygous Aa individual?

Which genotype is required for the recessive allele to be expressed?

What is the relationship between the dominant and recessive alleles in a heterozygous Aa individual?

In which situation would the recessive allele have no effect?

What is the role of the dominant allele in a heterozygous Aa individual?

How many A1 alleles are contributed by the 15 A1A1 animals?

What is the total number of A2 alleles contributed by the A1A2 and A2A3 animals?

How many A3 alleles are contributed by the A2A3 animals?

What is the total number of A1 alleles?

What is the total number of A2 alleles contributed by the A2A2 and A2A3 animals?

What is the primary factor that influences the frequency of genetic traits in offspring?

Which of the following is not a direct influence on the frequency of genetic traits in offspring?

What is the role of the parental population in determining the frequency of genetic traits in offspring?

Why is the frequency of genetic traits in offspring dependent on the parental population?

What is the relationship between the frequency of genes and the frequency of genetic traits in offspring?

What is another term for the movement of animals out of a breed?

What type of movement leads to a decrease in population size?

What is the term for the movement of animals out of a breed or population?

What is the result of emigration on a population size?

Why is emigration important in a population?

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