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NEET MDS Quiz - Practice Test
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Practice Test

General Microbiology - 3 Questions

1
General Microbiology

What is the most prevalent subtype of HIV-1 worldwide?
1) Subtype A
2) Subtype B
3) Subtype C
4) Subtype D

📝 Explanation:

Subtype B is the most prevalent subtype of HIV-1 worldwide, accounting for a significant proportion of global HIV infections.

2
General Microbiology

Which medium is suitable for the transport of Salmonella and Shigella?

1) Cary-Blair medium

2) Thiosulfate-citrate-bile salts-sucrose (TCBS) agar

3) Hektoen enteric (HE) agar

4) Blood agar

📝 Explanation:

the medium suitable for the transport of Salmonella and Shigella is Cary-Blair mediumx. This medium is designed to maintain the viability of these organisms during transport and is selective for enteric pathogens by inhibiting the growth of other non-target bacteria. TCBS agar and HE agar are used for the selective isolation and growth of these organisms, while blood agar is a general purpose medium used for various bacteria.

3
General Microbiology

What type of vaccine is the 17D vaccine for yellow fever?
1) Live attenuated
2) Inactivated
3) Subunit
4) Toxoid

📝 Explanation:

The 17D vaccine for yellow fever is a live attenuated vaccine, meaning it contains a weakened form of the virus that can stimulate an immune response without causing the disease. This type of vaccine is effective in providing long-lasting immunity.

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