During density gradient centrifugation, minor peaks represent
(A) bulk DNA
(B)repetitive DNA
(C)Genomic DNA
(D)Satellite DNA

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Satellite DNA classification is based on
(A)Base composition
(B)length of segment
(C)no of repetitive units
(D)All of the above

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Satellite DNA are
(A) Protein coding
(B)M-RNA coding
(C)non- protein coding
(D)satellite protein coding

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What forms the basis of DNA fingerprinting
(A)Genomic DNA
(B)Bulk DNA
(C)satellite DNA
(D)Both A and C

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Satellite DNA shows
(A)high degree of polymorphism
(B)low degree of polymorphism
(C)no polymorphism
(D)None of these

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Polymorphism in DNA forms the basis of
(A)genetic mapping
(B)DNA fingerprinting
(C)Both A and B
(D)None of these

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The existence of polymorphism is due to
(A)mutation
(B)crossing over
(C)migration
(D)both A and B

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How many of these statements are true for polymorphism
(A)it is inheritable
(B)it arises due to mutation
(C)it varies at genetic level
(D)it is the basis of genetic mapping
(E)it is important for evolution and speciation
(F)It varies from single nucleotide to large scale
(A)6
(B)5
(C)4
(D)3

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In DNA fingerprinting probe used is made up of
(A)satellite DNA
(B)genomic DNA
(C)RNA
(D)Protein

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VNTR stands for
(A)Variable number of Tendon repeats
(B)variable number for tendem repeats
(C)variable number of tandem repeats
(D)variable number of term repeats

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