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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Q. Guanine and adenine are _______________

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Q. A nucleotide has a non-polarized structure.

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Q. Which of the following was discovered by Chargaff’s experiment in 1950?

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Q. Who suggested that DNA composed of three nucleotide strands?

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