Biology
1. In which of the following bacteria the codon UGA encodes the amino acid TRYPTOPHAN instead of the usual STOP CODON
A. Mycobacterium
B. Mycoplasma
C. Methanococcus
D. All of the above
2. L-form of bacterial attacks
A. Cell wall
B. S-layer
C. Membrane pores
D. Phosphoserine
3. Which of the following required cell to cell contact?
A. Conjugation
B. Transformation
C. Transduction
D. All of the above
4. Genotypic variation can NOT happen via
A. Mutation
B. Sporulation
C. Conjugation
D. Transduction
5. Inhibits DNA synthesis in bacteria
A. Cyclosporine
B. Tetracycline
C. Polymyxin
D. Quinolones
6. FG repeat refers to
A. Functional gradient repeat
B. Phenylalanine glycine repeat
C. Fusogenic glycine repeat
D. Formyl glycine repeat
7. Permeases are
A. Protein channels
B. Protein carriers
C. Lipid vesicles
D. Cell-surface carbohydrates
8. OXA complex means
A. Oxygen affinity complex in chloroplast
B. Oxidase assembly complex in chloroplast
C. Oxygen affinity complex in mitochondria
D. Oxidase assembly complex in mitochondria
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