Why is aids difficult to prevent by vaccination, Biology

Assignment Help:

Q. Why is AIDS difficult to prevent by vaccination?

It is not easy to produce a vaccine against AIDS because the HIV is a highly mutant virus. In approximately every replication the produced viruses have different proteins in their surface making difficult their recognition by the immune system.

Related Discussions:- Why is aids difficult to prevent by vaccination

Define water as a source of dietary minerals, Define Water as a source of d...

Define Water as a source of dietary minerals? Although water is composed of only oxygen and hydrogen, the water we drink or use in food preparation can contain significant amou

Eye muscles, MUSCLES - In eye orbit, eye ball is fixed by 6 skeletal...

MUSCLES - In eye orbit, eye ball is fixed by 6 skeletal muscles attached to 3rd, 4th & 6th cranial nerves (motor). 4 - straight or recti muscles are present. 2 - oblique

What are carbohydrates, Q. What are carbohydrates? Carbohydrates are i...

Q. What are carbohydrates? Carbohydrates are important organic compounds widely distributed in animals and plants. Plants can synthesize carbohydrates by the process of photos

Respiration in organisms, how do honey bees breathe

how do honey bees breathe

Explain prophylaxis - sexually transmitted infections, Prophylaxis Many...

Prophylaxis Many experts recommend that sexually assaulted adults and adolescents be given treatment to prevent sexually transmitted infections, including therapy for gonorrhea

Nursing education, Nursing Education Computer-Assisted Instruction ...

Nursing Education Computer-Assisted Instruction (CAI) is a valuable teaching aid for health care students, testing them with frequent quizzes to ensure that the material rea

How is lymph propelled through the lymphatics, How is lymph propelled throu...

How is lymph propelled through the lymphatics? Some of the larger lymphatics are capable to contract, or else the lymph is propelled by body muscles which contract and 'squash'

Some common air pollutants: carbon monoxide, 1. Carbon monoxide (CO): ...

1. Carbon monoxide (CO): It is colourless, odourless, tasteless gas and is not soluble in water. Source: CO is produced due to: (i) Incomplete combustion of fuels

Photosynthetic function, Photosynthetic function Structural organisa...

Photosynthetic function Structural organisation of the leaf is suitable to perform the process of photosynthesis. Hence leaf is called as a food factory. The leaf has a l

History of Microbiology, Can you explain about microbiology? http://www.e...

Can you explain about microbiology? http://www.expertsmind.com/sample-assignment/sample-biology-homework.pdf

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages