Q. Amniotic fluid helps in detecting Tay Sach's in which week?

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Q. In which of following disease brain cells of a child cannot metabolize certain lipids because a crucial enzyme does not work properly?

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Q. Which of following denoted a homozygous recessive gene?

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Q. If F1 offspring have a phenotype that is hybrid of parents, alleles of gene are said to have

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Q. Human MN blood group is an example of which of following?

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Q. Which term is used to denote parent plants that are truly bred?

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Q. Egg-bearing organ of a flower is called

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Q. After first cross, if F1 generation looks exactly like one of parents, it means that inherited gene shows

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Q. Plants that have been inbred for many generations and have same characters as their parents are called

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Q. Which of following is a representation of hybrid offspring of parent plants?

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Q. Mendel identified second law of inheritance by following how many characteristics?

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Q. Which of following gets lower in levels in a sickle cell anemia patient?

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Q. Which term is used to describe an organism's observable traits?

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Q. Diagnosing a disease from a sample of amniotic fluid is called

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Q. When a gene has multiple phenotypic effects it's called

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Q. Breeding of two different true-breeding varieties of plants is called

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Q. Presence of sickle cell anemia lowers incidence rate of which of following diseases?

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Q. The DNA structure was investigated in the year __________

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Q. Nucleotide, basic unit of DNA consists of the sugar _________________

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Q. Purines are a type of nitrogenous bases that consist of _____ ring(s).

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