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Questions and Answers
According to the passage, which of the following is an example of a polymorphism in humans?
According to the passage, which of the following is an example of a polymorphism in humans?
- Huntington's disease
- Dark versus blonde hair (correct)
- Sickle cell anemia
- Cystic fibrosis
What is the relationship between a gene and a polymorphism, according to the passage?
What is the relationship between a gene and a polymorphism, according to the passage?
- A polymorphism is a mutation in a gene that is passed on to offspring and coexists with the original gene. (correct)
- A polymorphism is a single gene that controls multiple traits.
- A polymorphism is a set of genes that control a single trait.
- A polymorphism is a chromosomal abnormality that leads to sex-linked inheritance.
According to the passage, what is the primary function of the Y chromosome in humans?
According to the passage, what is the primary function of the Y chromosome in humans?
- The Y chromosome contains genes involved in female sexual function.
- The Y chromosome contains genes involved in male sexual function, such as the SRY gene. (correct)
- The Y chromosome contains genes that are involved in the production of both sperm and eggs.
- The Y chromosome contains genes that determine eye color and hair color.
What is the relationship between the X chromosome and sex-linked inheritance in humans, according to the passage?
What is the relationship between the X chromosome and sex-linked inheritance in humans, according to the passage?
According to the passage, which of the following is an example of a sex-linked trait in humans?
According to the passage, which of the following is an example of a sex-linked trait in humans?
What is the relationship between genes and traits, according to the passage?
What is the relationship between genes and traits, according to the passage?
According to Mendel's Law of Segregation, what happens to the two members of a gene pair during gamete formation?
According to Mendel's Law of Segregation, what happens to the two members of a gene pair during gamete formation?
What is the expected phenotypic ratio in the F2 generation of a monohybrid cross where the parents are heterozygous for the trait?
What is the expected phenotypic ratio in the F2 generation of a monohybrid cross where the parents are heterozygous for the trait?
What is the relationship between an organism's genotype and phenotype?
What is the relationship between an organism's genotype and phenotype?
What is the expected phenotypic ratio in the F2 generation of a dihybrid cross where the parents are heterozygous for both traits?
What is the expected phenotypic ratio in the F2 generation of a dihybrid cross where the parents are heterozygous for both traits?
According to Mendel's Law of Independent Assortment, how are the alleles of different genes inherited?
According to Mendel's Law of Independent Assortment, how are the alleles of different genes inherited?
What is the purpose of meiosis in the formation of gametes?
What is the purpose of meiosis in the formation of gametes?
In a cross between a heterozygous individual (Aa) and a homozygous recessive individual (aa), what is the expected phenotypic ratio in the offspring?
In a cross between a heterozygous individual (Aa) and a homozygous recessive individual (aa), what is the expected phenotypic ratio in the offspring?
If a dihybrid cross is performed between two individuals with genotypes AaBb and aabb, what is the probability of obtaining an offspring with the genotype AaBb?
If a dihybrid cross is performed between two individuals with genotypes AaBb and aabb, what is the probability of obtaining an offspring with the genotype AaBb?
In a cross between two heterozygous individuals (AaBb), what is the probability of obtaining an offspring with the genotype AAbb?
In a cross between two heterozygous individuals (AaBb), what is the probability of obtaining an offspring with the genotype AAbb?
If an individual with the genotype AaBbCc is self-pollinated, what is the probability of obtaining an offspring with the genotype AABbcc?
If an individual with the genotype AaBbCc is self-pollinated, what is the probability of obtaining an offspring with the genotype AABbcc?
In a cross between two individuals with genotypes AaBbCc and AaBbcc, what is the expected phenotypic ratio for the trait controlled by the C/c alleles?
In a cross between two individuals with genotypes AaBbCc and AaBbcc, what is the expected phenotypic ratio for the trait controlled by the C/c alleles?
If an individual with the genotype AaBbCc is crossed with an individual with the genotype aabbcc, what is the probability of obtaining an offspring with the genotype AaBbCc?
If an individual with the genotype AaBbCc is crossed with an individual with the genotype aabbcc, what is the probability of obtaining an offspring with the genotype AaBbCc?
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