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What are the various routes by which tra...

What are the various routes by which transmission of HIV takes place?

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(a) Sexual contact with an infected person.
(b)Transfusion of contaminated blood and blood plasma.
(c )Sharing of infected needles as in the case of intraveous injection.
(d) From an infected mother to her child through placenta.
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OSWAAL PUBLICATION-HUMAN HEALTH AND DISEASES-TOPIC-2(Short Answer Type questions-I)
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  2. How is a cancerous cell different from a normal cell?

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  8. What is a tumor? Mention the types of tumors.

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  10. Describe the effects of drug abuse.

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  11. Define drug abuse.

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  12. Define the term addiction.Name some drugs Which are normally used as m...

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  14. Why do sportspersons often fall a victim to cocaine addiction?

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  15. Why is using tobacco in any form injurious to health?Explain.

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