Q. How many sickle cell alleles does it take for disease to manifest itself?

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Q. When two alleles each affect phenotype in separate distinguishable ways, they are said to be

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Q. Height and weight are examples of which of following characters?

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Q. Pollen-producing organ of a flower is called

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Q. What percentage of Europeans are carriers of Cystic fibrosis allele?

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Q. On which of following chromosomes, allele for Huntington's disease is located?

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Q. Which of following is an example of a multifactorial disease?

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Q. Which of following scientists discovered basic rules of inheritance using pea plants?

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Q. Which of following rule suggests that probability of two or more events occurring together is equal to product of individual probabilities of independent single events?

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Q. Which of following is not an example of a human blood type?

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Q. Which of following refers to consanguineous marriage?

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Q. A gene that has a pair of identical alleles is said to be

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Q. People of which of following descent are more susceptible to Cystic fibrosis?

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Q. How does Phenylketonuria occur when people cannot metabolize which of following?

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Q. How many types of carbohydrates are present at surface of red blood cell that determines blood type?

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Q. Sickle cell anemia is caused by substitution of how many amino acids in hemoglobin gene?

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Q. Tay Sach's disease is more common in which of following ethnicities?

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Q. What was predicted character ratio for second law of inheritance?

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Q. Huntington's disease affects 1 in how many people of United States?

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Q. A person who has dominant phenotype but can transmit recessive gene to his offspring is called

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