Q. Crossing an organism of unknown genotype with that of a recessive is called

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Q. What are alteRNAtive versions of a gene called?

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Q. Genotype of F1 individuals in a tetra hybrid cross is AaBbCcDd. Assuming independent assortment of these four genes, what are probabilities that F2 offspring will have following genotypes?

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Q. What is incidence of phenylketonuria?

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Q. Which of following is true for a Widow's peak?

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Q. Allele for achondroplasia is

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Q. Normal gene of cystic fibrosis codes for membrane protein that transports which of following ions?

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Q. Which of following results from cystic fibrosis?

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Q. Plants that were heterozygous for two different characters are termed as

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Q. If left untreated, cystic fibrosis can cause death of children by which age?

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Q. Which of following helps analyze genotype and traits that run in a family?

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Q. How many alleles does gene have which determines human blood type?

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Q. Down syndrome is most common in children who are born to women

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Q. Variants of a heritable character are called

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Q. A heritable feature that variates amongst individuals are called

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Q. Which of following rule states that probability of an event that can occur in two or more independent, mutually exclusive ways is sum of individual probabilities?

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Q. Which term is used to describe an organism's genetic makeup?

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Q. When phenotypic effect of a gene disrupts effect of a gene at another locus, it is called as

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Q. Second filial generation produced by first generation pollinating itself is called

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Q. Chorionic villus sampling is done by taking a sample of tissue from which of following?

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