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Q. No.SNPs stands for
1. Single nucleoside polymorphism
2. Simple nucleotide polymorphism
3. Single nucleotide polymorphism
4. Simple nucleoside polymorphism
Subtopic: Human Genome Project |
84%
From NCERT
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Select the incorrect statement.
1. DNA is genetic material in all organisms except some viruses
2. RNA is genetic material in riboviruses.
3. Term 'factor' was used by Mendel
4. DNA is a basic substance which was first identified by Altmann.
1. DNA is genetic material in all organisms except some viruses
2. RNA is genetic material in riboviruses.
3. Term 'factor' was used by Mendel
4. DNA is a basic substance which was first identified by Altmann.
Subtopic: The DNA |
85%
From NCERT
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Select the mis-matched pair.
| 1. | \(\phi \times 174\) bacteriophage | - | 5386 bases |
| 2. | \(\lambda\) phage | - | ds RNA |
| 3. | E. coli | - | ds DNA |
| 4. | Human genome | - | 3.3 x109 bp |
Subtopic: The DNA |
62%
From NCERT
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Adenine and guanine are
1. Heterocyclic
2. Have nitrogen only at position 1 and 3
3. 9- membered double ring structures
4. Both (1) & (3)
1. Heterocyclic
2. Have nitrogen only at position 1 and 3
3. 9- membered double ring structures
4. Both (1) & (3)
Subtopic: The DNA |
82%
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Mark the odd one w.r.t. chargaff's rule
1. A + G = T + C
2. A + T / C + G = 0.92 for E.coli
3. Purine guanine is equimolar to pyrimidine cytosine
4. Applicable for both single as well as double stranded DNA
1. A + G = T + C
2. A + T / C + G = 0.92 for E.coli
3. Purine guanine is equimolar to pyrimidine cytosine
4. Applicable for both single as well as double stranded DNA
Subtopic: DNA Double Helix |
66%
From NCERT
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Splicing is one of the steps of post-transcriptional modifications which occurs in
1. Nucleus
2. Cytoplasm
3. ER
4. Ribosomes
1. Nucleus
2. Cytoplasm
3. ER
4. Ribosomes
Subtopic: Transcription |
70%
From NCERT
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Which one of the following DNA molecules will melt at the lowest temperature?
1. 5'TGCAGCGGCAGCG3'
3'ACGTCGCCGTCGC5'
2. 5'CCCGGACCGATGC3'
3'GGGCCTGGCTACG5'
3. 5'AATTAAACGCAATA3'
3'TTAATTTGCGTTAT5'
4. 5'GGCCATCCGTGCC3'
3'CCGGTAGGCACGG5'
1. 5'TGCAGCGGCAGCG3'
3'ACGTCGCCGTCGC5'
2. 5'CCCGGACCGATGC3'
3'GGGCCTGGCTACG5'
3. 5'AATTAAACGCAATA3'
3'TTAATTTGCGTTAT5'
4. 5'GGCCATCCGTGCC3'
3'CCGGTAGGCACGG5'
Subtopic: DNA Double Helix |
69%
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Subtopic: Transcription |
65%
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Mark the mismatched pair.
| 1. | UGG - Non-degenerate codon |
| 2. | GUG - Non-ambiguous codon |
| 3. | UAG - Non-sense codon |
| 4. | AUG - Initiator codon |
Subtopic: Genetic Code |
59%
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Consider the following statements and state true (T) or false (F)
A : In the prokaryotes, control of the rate of transcriptional initiation is the predominant site for control of gene expression.
B : Lac i is a constitutive gene of lac operon
C : Tryptophan operon has five structural genes
A : In the prokaryotes, control of the rate of transcriptional initiation is the predominant site for control of gene expression.
B : Lac i is a constitutive gene of lac operon
C : Tryptophan operon has five structural genes
| A | B | C | |
| (1) | F | T | F |
| (2) | F | F | T |
| (3) | T | T | F |
| (4) | T | T | T |
Subtopic: Gene Regulation: Lac Operon |
54%
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