BIO 340 - Module Two Questions And Answers
With Verified Solutions Graded A+ Latest Update
2025.
Alternate forms of a gene are called _______.
a. alleles
b. chromosomes
c. gametes
d. a phenotype - ANSWER a. alleles
Describing a person as having hemophilia is to indicate his or her ______.
a. genotype
b. phenotype
c. genetic code
d. number of chromosomes - ANSWER b. phenotype
Why do your chromosomes come in pairs?
a. Because DNA is double-stranded, one member of each chromosome pair carries a strand that is
complementary to the strand carried by the other chromosome.
b. Because cell division via mitosis cannot take place without paired chromosomes.
c. Because one member of each pair came from my mother and the other from my father.
d. Because so much genetic information must be carried, all organisms, including humans, need twice as
much DNA in order for it all to fit. - ANSWER c. Because one member of each pair came from
my mother and the other from my father.
How did Mendel get the peas to cross-fertilize?
a. He placed them close together in the garden.
b. He kept them apart and pollinated them by hand.
c. He allowed them to self-fertilize.
d. He did nothing at all. - ANSWER b. He kept them apart and pollinated them by hand.
The observable traits expressed by an organism are described as its ________.
a. phenotype
, b. genotype
c. alleles
d. zygote - ANSWER a. phenotype
Half of the gametes produced by an organism with the genotype Aa will receive the A allele, while half
will receive the a allele. This is a demonstration of ______.
a. independent assortment
b. mutation
c. random fertilization
d. segregation - ANSWER d. segregation
Which of the following is true about genes that are located on different chromosomes?
a. These genes are inherited independently of each other.
b. Only the dominant alleles of these genes tend to be inherited together.
c. These genes are always inherited together.
d. These genes are more likely to undergo mutation. - ANSWER a. These genes are inherited
independently of each other.
A recessive trait will be observed in individuals that are ________ for that trait.
a. heterozygous
b. homozygous or heterozygous
c. homozygous
d. diploid - ANSWER c. homozygous
What are the types of gametes that can be produced by an individual with the genotype AaBb?
a. Aa, Bb
b. AA, aa, BB, bb
c. AB, Ab, aB, ab
d. AB, ab - ANSWER c. AB, Ab, aB, ab
How many different types of gametes could an organism with the genotype AABbCc produce?
a. 3
b. 4
c. 5
d. 6
e. 8 - ANSWER b. 4
With Verified Solutions Graded A+ Latest Update
2025.
Alternate forms of a gene are called _______.
a. alleles
b. chromosomes
c. gametes
d. a phenotype - ANSWER a. alleles
Describing a person as having hemophilia is to indicate his or her ______.
a. genotype
b. phenotype
c. genetic code
d. number of chromosomes - ANSWER b. phenotype
Why do your chromosomes come in pairs?
a. Because DNA is double-stranded, one member of each chromosome pair carries a strand that is
complementary to the strand carried by the other chromosome.
b. Because cell division via mitosis cannot take place without paired chromosomes.
c. Because one member of each pair came from my mother and the other from my father.
d. Because so much genetic information must be carried, all organisms, including humans, need twice as
much DNA in order for it all to fit. - ANSWER c. Because one member of each pair came from
my mother and the other from my father.
How did Mendel get the peas to cross-fertilize?
a. He placed them close together in the garden.
b. He kept them apart and pollinated them by hand.
c. He allowed them to self-fertilize.
d. He did nothing at all. - ANSWER b. He kept them apart and pollinated them by hand.
The observable traits expressed by an organism are described as its ________.
a. phenotype
, b. genotype
c. alleles
d. zygote - ANSWER a. phenotype
Half of the gametes produced by an organism with the genotype Aa will receive the A allele, while half
will receive the a allele. This is a demonstration of ______.
a. independent assortment
b. mutation
c. random fertilization
d. segregation - ANSWER d. segregation
Which of the following is true about genes that are located on different chromosomes?
a. These genes are inherited independently of each other.
b. Only the dominant alleles of these genes tend to be inherited together.
c. These genes are always inherited together.
d. These genes are more likely to undergo mutation. - ANSWER a. These genes are inherited
independently of each other.
A recessive trait will be observed in individuals that are ________ for that trait.
a. heterozygous
b. homozygous or heterozygous
c. homozygous
d. diploid - ANSWER c. homozygous
What are the types of gametes that can be produced by an individual with the genotype AaBb?
a. Aa, Bb
b. AA, aa, BB, bb
c. AB, Ab, aB, ab
d. AB, ab - ANSWER c. AB, Ab, aB, ab
How many different types of gametes could an organism with the genotype AABbCc produce?
a. 3
b. 4
c. 5
d. 6
e. 8 - ANSWER b. 4
