Module 10: Inheritance MC

What is the genotype of a woman with red-green color blindness?

Tags

B.LS3.2

B.LS3.1

Which defines an organism that is homozygous for a trait?

• has two of the same alleles for a trait
• has two different genes for a trait
• has two different alleles for a trait
• has two of the same genes for a trait

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B.LS3.1

B.LS3.2

What is the effect of sickle-cell anemia?

• inefficient oxygen transportation
• blocked respiratory pathways
• decreased neurological functions
• susceptibility to contracting malaria

Tags

B.LS3.1

B.LS3.2

What is the function of a pedigree?

• A diagram that determines the genotype and phenotype of an organism.
• A diagram that traces the inheritance of a particular trait through generations.
• A diagram that explains the inheritance of traits that was used by Mendel.
• A diagram that explains the results of a test cross between two organisms.

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B.LS3.2

B.LS3.1

Which is the ratio of pea plant offspring with recessive green seeds if both parents are hybrids? (a)  

• 1:8
• 1:4
• 1:2
• 1:1

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B.LS3.2

B.LS3.1

Which of the following causes genetic recombination? Select all that apply.

• segregation
• alleles
• independent assortment
• crossing over

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B.LS3.1

The process of breeding closely-related organisms to eliminate undesirable traits in future generations is called (a)  

• inbreeding
• crossing over
• segregation

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B.LS3.2

B.LS3.1

Breeding a dog that has a good sense of smell with another dog that will retrieve game birds to produce offspring with both desirable traits is an example of (a)  

• hybridization
• inbreeding
• segregation

Tags

B.LS3.2

B.LS3.1

Genetic variation can occur during meiosis because of the process of

Tags

B.LS3.2

B.LS3.1

A person who is a heterozygous for albinism is called a(n)