If DNA is subjected to heat

1. Double helix denatured
2. Viscosity of DNA decreases
3. UV absorption increases
4. All of these
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Answer: D
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Hyperchromic shift in DNA is Characterized by

1. Double helix denatured
2. Viscosity of DNA decreases
3. UV absorption increases
4. All of these
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Answer: D
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In molecular hybridization of nucleic acid DNA hybridize with________

1. DNA
2. RNA
3. Protein
4. Both a and b
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Answer: D
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________is used to identify complementary sequences

1. Probe
2. Primer
3. Plasmid
4. Both a and b
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Answer: A
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Mitotic cells are fixed to slides and then subjected to hybridization is called _________molecular hybridization

1. In situ
2. In vivo
3. In vitro
4. None of these
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Answer: A
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_________ is a technique essential to separate different-sized fragments of DNA and RNA chains

1. Hybridization
2. Electrophoresis
3. PCR
4. None of these
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Answer: B
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In electrophoresis technique _________is used as medium

1. Maltose gel
2. Lactose gel
3. Agarose gel
4. Galactose gel
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Answer: C
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Electrophoretic separation of nucleic acids is at heart of a variety of other techniques such as

1. Southern blotting
2. Northern blotting
3. Western blotting
4. Both a and b
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Answer: D
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GenBank contains more than_______billon base pairs of sequence data

1. 100
2. 120
3. 220
4. 340
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Answer: C
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________is an invaluable program for searching through GenBank and other databases to find DNA and protein sequence similarities between cloned substances

1. BLAST
2. CLAST
3. PLAST
4. Both a and b
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Answer: A
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