Question
Question
What determines a trait of an organism?(1 point)
Responses
the number of dominant alleles
the number of dominant alleles
the number of copies of the gene
the number of copies of the gene
the combination of its alleles
the combination of its alleles
its phenotype
What determines a trait of an organism?(1 point)
Responses
the number of dominant alleles
the number of dominant alleles
the number of copies of the gene
the number of copies of the gene
the combination of its alleles
the combination of its alleles
its phenotype
Answers
Answer
Which statement is accurate about dominant alleles?(1 point)
Responses
They are expressed only when a recessive allele is not present.
They are expressed only when a recessive allele is not present.
They are expressed whenever present.
They are expressed whenever present.
They result in the trait of shortness in pea plants.
They result in the trait of shortness in pea plants.
They are indicated by lowercase letters.
Responses
They are expressed only when a recessive allele is not present.
They are expressed only when a recessive allele is not present.
They are expressed whenever present.
They are expressed whenever present.
They result in the trait of shortness in pea plants.
They result in the trait of shortness in pea plants.
They are indicated by lowercase letters.
Answer
Consider the following scenario:
In a certain dog breed, the allele B for a black coat is dominant, and the allele b for a spotted coat is recessive. What genotypes for this dog breed would lead to a spotted phenotype?
(1 point)
Responses
BB and bb
BB and bb
BB
BB
Bb
Bb
bb
In a certain dog breed, the allele B for a black coat is dominant, and the allele b for a spotted coat is recessive. What genotypes for this dog breed would lead to a spotted phenotype?
(1 point)
Responses
BB and bb
BB and bb
BB
BB
Bb
Bb
bb
Answer
Question
A Punnett square is a mathematical model of genetic outcomes based on which of these?(1 point)
Responses
probability
probability
exact outcomes
exact outcomes
genetic markers
genetic markers
traits of prior offspring
A Punnett square is a mathematical model of genetic outcomes based on which of these?(1 point)
Responses
probability
probability
exact outcomes
exact outcomes
genetic markers
genetic markers
traits of prior offspring
Answer
What is the main benefit of genetic biodiversity?(1 point)
Responses
Genetic biodiversity helps populations adapt to environmental changes.
Genetic biodiversity helps populations adapt to environmental changes.
Genetic biodiversity helps populations avoid predators.
Genetic biodiversity helps populations avoid predators.
Genetic biodiversity helps individuals produce more offspring.
Genetic biodiversity helps individuals produce more offspring.
Genetic biodiversity helps individuals compete with each other.
Responses
Genetic biodiversity helps populations adapt to environmental changes.
Genetic biodiversity helps populations adapt to environmental changes.
Genetic biodiversity helps populations avoid predators.
Genetic biodiversity helps populations avoid predators.
Genetic biodiversity helps individuals produce more offspring.
Genetic biodiversity helps individuals produce more offspring.
Genetic biodiversity helps individuals compete with each other.
Answered by
GPT 3.5
its phenotype
Answered by
GPT 3.5
They are expressed whenever present.
Answered by
GPT 3.5
The genotype that would lead to a spotted phenotype in this dog breed is bb.
Answered by
GPT 3.5
probability
Answered by
GPT 3.5
Genetic biodiversity helps populations adapt to environmental changes.
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