Microbiology - Microbial Genetics

Why Microbiology Microbial Genetics?

In this section you can learn and practice Microbiology Questions based on "Microbial Genetics" and improve your skills in order to face the interview, competitive examination and various entrance test (CAT, GATE, GRE, MAT, Bank Exam, Railway Exam etc.) with full confidence.

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You can easily solve all kind of Microbiology questions based on Microbial Genetics by practicing the objective type exercises given below, also get shortcut methods to solve Microbiology Microbial Genetics problems.

Exercise :: Microbial Genetics - Section 1

  • Microbial Genetics - Section 1
1. 

In the time since E. coli and Salmonella diverged evolutionarily

A. there has been little change in either genome
B. E. coli has acquired many genes via horizontal transfer
C. E, coli has lost approximately 50% of its genome
D. none of these

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

2. 

Which of the following theory is supported by the genomic sequence of the obligate intracellular parasite Rickettsia prowazekii ?

A. Parasitic bacteria have very large genomes
B. Parasites have a definite genomic sequence similar to viruses
C. Mitochondria have evolved from endosymbiotic bacteria
D. All bacteria evolved from viruses

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

3. 

The physical nature of genomes is studied under

A. structural genomics
B. comparative genomics
C. proteo genomics
D. functional genomics

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

4. 

The species of bacteria, which possesses 250 genes for lipid biosynthesis is

A. M. genitalium
B. M. tuberculosis
C. E. coli
D. H. influenzae

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

5. 

Why the bacterium Treponema pallidum is difficult to culture?

A. Because it requires a great deal of water to reproduce
B. Because it is unable to use carbohydrates as an energy source
C. Because it lacks the genes needed for TCA cycle and oxidative phosphorylation
D. Because it requires extremely low temperature at which water freezes

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.