EVERYDAY SCIENCE

SCIENCE

VIRUS AND BACTERIA

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A person infected with the human immunodeficiency virus (HIV) may not have any symptoms for a period of time. During this period the virus affects the body by doing which of the following?
A
The virus produces toxins that weaken immune cells and prevent them from reproducing.
B
The virus damages immune cells while using their machinery to produce copies of itself.
C
The virus uses nutrients meant for immune cells to fuel its own cellular respiration.
D
The virus changes the identity of the nucleotides of immune cells to prevent the immune system from functioning normally.
Explanation: 

Detailed explanation-1: -Human immunodeficiency virus (HIV) is the virus that causes acquired immune deficiency syndrome (AIDS). HIV weakens your immune system by destroying your T-cells until you are unable to fight off even minor illnesses. You can have HIV without any symptoms.

Detailed explanation-2: -Most people infected with HIV experience a short, flu-like illness that occurs 2-6 weeks after infection. After this, HIV may not cause any symptoms for several years. It’s estimated up to 80% of people who are infected with HIV experience this flu-like illness.

Detailed explanation-3: -Asymptomatic HIV infection is the second stage of HIV/AIDS. During this stage, there are no symptoms of HIV infection. This stage is also called chronic HIV infection or clinical latency. During this stage, the virus keeps multiplying in the body and the immune system slowly weakens, but the person has no symptoms.

Detailed explanation-4: -Fever. Chills. Rash. Night sweats. Muscle aches. Sore throat. Fatigue. Swollen lymph nodes. More items •15-Jun-2022

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