Which of the following is not a stop codon?
1. UAA
2. UAC
3. UAG
4. UGA

Subtopic:  Genetic Code |
 90%
From NCERT
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In DNA 20% bases are adenine. What percentage of bases are pyrimidines?
1. 30%
2. 60%
3. 50%
4. 20%
Subtopic:  The DNA |
 51%
From NCERT
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RNA binds to mRNA through?
1. Anticodon loop
2. TψC loop
3. Amino acid binding loop
4. D loop
Subtopic:  Translation |
 74%
From NCERT
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Minisatellites or VNTR's are used in:
1. DNA Fingerprinting
2. Polymerase Chain Reaction, (PCR)
3. gene therapy
4. gene mapping
Subtopic:  DNA Fingerprinting |
 92%
From NCERT
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hnRNA undergoes two additional processes. Out of them in one process an unusual nucleotide (methyl GPT) is added to the 5' end of the molecule. What would you call this?
1. Tailing
2. Splicing
3. Termination
4. Capping
Subtopic:  Transcription |
 85%
From NCERT
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To which of the following repressor protein is attached?
1. operator
2. Inducer
3. Promoter
4. Structural gene
Subtopic:  Gene Regulation: Lac Operon |
 75%
From NCERT
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tRNA binds to mRNA through?
1. Anticodon loop
2. TΨC loop
3. Amino acid binding loop
4. D loop
Subtopic:  Translation |
 84%
From NCERT
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In DNA 20% bases are adenine. What percentage of bases are pyrimidines?
1. 30%
2. 60%
3. 50%
4. 20%
Subtopic:  DNA Double Helix |
 61%
From NCERT
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Linker-DNA is attached to:
1. H1
2. H2A
3. H2B
4. H3
Subtopic:  DNA Packaging |
 88%
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Which of the following mRNA can be transcripted as?
1. AUG, UGA, UUU
2. UAA, UAV, UGG
3. UAG, UGA, UUV
4. UGA, UUV, UGG
Subtopic:  Genetic Code |
 81%
From NCERT
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