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

An a=t mispairing leads to an a=c substitution, An A=T mispairing leads to ...

An A=T mispairing leads to an A=C substitution. The other DNA helix will contain a(n) __ pair. a. A=C b. A=T c. G=C d. B=Q e. T=T Can you also explain it please so if I'm ask

Cardiac branches and cardiac plexuses, The vagus gives of one superior cerv...

The vagus gives of one superior cervical cardiac branch and an inferior cervical cardiac branch in the neck. These branches descend into the thorax and take part in performing the

Deficiency diseases-calcium deficiency (hypocalcicosis), Calcium deficien...

Calcium deficiency (hypocalcicosis) Calcium deficiency or hypocalciosis is a sporadic condition occurring in a particular group of animals causing osteodystrophy. Aetiol

Would you expect the muscle fibers of the tongue, Would you expect the musc...

Would you expect the muscle fibers of the tongue to be striated or smooth? What about the muscle of the diaphragm/ Explain your answer.

What are bleeding disorders, Question 1 How would you perform prothrombin ...

Question 1 How would you perform prothrombin time (PT) test? What are the precautions to be taken while performing the test to avoid errors? List various factors that affect the a

Biological conduits, Biological Conduits : Freeze dried arterial, bov...

Biological Conduits : Freeze dried arterial, bovine MA, human umbilical vein, cryo preserved umbilical vein or artery and omniflow sheep collagen tube grafts also have poor

What is gene therapy, What is Gene therapy Gene therapy targets non ger...

What is Gene therapy Gene therapy targets non germ line cells, ie somatic cells, so will not directly affect gene pool. The frequency of the allele for the genetic disease w

Nutrition in animals , Mixotrophic nutrition

Mixotrophic nutrition

Explain gastric bypass - surgical management for obesity, Explain Gastric B...

Explain Gastric Bypass - surgical management for obesity? Surgery is the current 'gold standard' for bariatric surgical procedures. It involves use of a stapling device to crea

Organic tricuspid regurgitation, Organic Tricuspid Regurgitation Here ...

Organic Tricuspid Regurgitation Here the valve is anatomically abnormal. Etiology of Organic tricuspid regurgitation: 1) Rheumatic 2) Non rheumatic 1. Infective e

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages