Competitive Exams: Medical Science MCQs (Practice_Test 9 of 135)
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- Which of the following is the mRNA start codon in most cases?
- UAA
- AGU
- AUG
- UGA
Answer: c
- Which of the types of RNA is the smallest?
- mRNA
- tRNA
- rRNA
Answer: b
- Which of the following is not considered a pyrimidine?
- C
- T
- U
- G
Answer: d
- Which of the following is paired correctly?
- A-G
- C-G
- A-U
- G-T
Answer: b
- Which of the following characterizes a Western blot?
- Antibody/protein hybridization
- DNA/RNA combination
- RNA transcription
- Polymerase chain reaction
Answer: a
- Which of the following is the approximate prevalence ratio for cystic fibrosis?
- 1: 25,000
- 1: 5,000
- 1: 2,000
- 1: 800
Answer: c
- Which of the following divisions of cell growth precedes Mitosis in the cell cycle?
- G
- G
- S
- G0
Answer: a
- Down syndrome is directly linked to a genetic abnormality of chromosome?
- XXII
- XXI
- XIIX
- XV
Answer: b
- Which of the following is a characteristic of the Hardy-Weinberg law?
- Mating between species occurs at a set rate.
- Migration is a considerable factor.
- Mutation occurs at the locus
- Genotype selection does not occur at the locus
Answer: d
- Which of the following is not a characteristic of Hurler՚s syndrome?
- Autosomal recessive condition
- Associated with delayed mental development
- Spasticity
- Corneal deficits
Answer: c