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Q. No.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 |
82%
Level 1: 80%+
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Which is present at 5’ end of eukaryotic mRNA?
1. Poly-A tail
2. Modified C at 5’
3. 7 mG
4. Poly-C
1. Poly-A tail
2. Modified C at 5’
3. 7 mG
4. Poly-C
Subtopic: Transcription |
64%
Level 2: 60%+
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Which is present at 5' end of eukaryotic m-RNA:
1. Poly A tail
2. Modified C at 5'
3. 7 mG
4. Poly C
1. Poly A tail
2. Modified C at 5'
3. 7 mG
4. Poly C
Subtopic: Transcription |
83%
Level 1: 80%+
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Subtopic: Transcription |
85%
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In 1944, Avery, McCarty and Macleod isolated a substance from heat-killed virulent form of bacteria and added to nonvirulent form of bacteria which changed the non-virulent to virulent from this substance can be destroyed by?
1. DNAase
2. protease
3. lipase
4. amylase
1. DNAase
2. protease
3. lipase
4. amylase
Subtopic: Search for Genetic Material |
92%
Level 1: 80%+
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A section of doublestranded DNA is composed of 32% adenine bases. What is the percentage of cytosine bases in the section of DNA?
1. 9%
2. 18%
3. 36%
4. 64%
1. 9%
2. 18%
3. 36%
4. 64%
Subtopic: DNA Double Helix |
89%
Level 1: 80%+
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In DNA 20% bases are adenine. What percentage of bases are pyrimidines?
1. 30%
2. 60%
3. 50%
4. 20%
1. 30%
2. 60%
3. 50%
4. 20%
Subtopic: DNA Double Helix |
62%
Level 2: 60%+
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Subtopic: Translation |
84%
Level 1: 80%+
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To which of the following repressor protein is attached?
1. operator
2. Inducer
3. Promoter
4. Structural gene
1. operator
2. Inducer
3. Promoter
4. Structural gene
Subtopic: Gene Regulation: Lac Operon |
76%
Level 2: 60%+
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