Solve your IGNOU Doubts
Solve your IGNOU Doubts
Question:

Name four mechanisms employed by viruses to evade immune system of host. Briefly discuss any one of these.

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Question:

Nerve membrane potential

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Question:

What is role of inflammation in host defense against a pathogen?

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Question:

Excitation-Contraction (EC) coupling in skeletal muscle.

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Question:

How do activated B cells help defend against pathogens?

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Question:

Explain the microscopic organization of sarcomeres.

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Question:

Discuss the role of antimicrobial peptides in innate immune response?

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Question:

Discuss the structure and functions of neurons with suitable diagram.

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Question:

 Name the causative agent of meningitis, diphtheria, genital herpes, poliomyelitis and measles.

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Question:

Compare pour plate and spread plate methods for microbial isolation.

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Question:

Write a brief notes on enrichment culture medium and anaerobic medium.

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Question:

Smooth Muscle cells

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Question:

Neurotransmitters

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Question:

How is an antiseptic different from a disinfectant? Write three properties of an effective antiseptic or disinfectant.

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Question:

Extracellular fluid

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Question:

Differentiate between synchronous and diauxic microbial growth?

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Question:

What is differential staining? Give two examples.

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Question:

Role of vitamin K in blood coagulation

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Question:

Which different modes of nutrition are seen in protozoa?

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Question:

Discuss the role of kidney in regulation of blood volume.

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