Tools Techniques - Questions & Answers | Exam2Win

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21. Fuelgen test is specific for

A. Proteins

B. RNA

C. Lipids

D. DNA

Explanation:

22. Binding of specific protein on regulatory DNA sequences can be studied by means of

A. Ultra centrifugation

B. Electron microscope

C. Light microscope

D. X-ray crystallography

Explanation:

23. 1 mμ (millimicron) is

A. 10⁻⁵ mm

B. 10⁻⁶ mm

C. 10⁻⁷ mm

D. 10⁻⁸ mm

Explanation:

24. Which is a pre-requisite for electron microscope

A. Vacuum

B. Living material

C. Source of light

D. Reflector

Explanation:

25. Resolving power of electron microscope is

A. 1000 Å

B. 100 Å

C. 1 Å

D. 10 Å

Explanation: