everyday science MCQ #3375

Which of the following statements about AIDS is correct?

everyday science MCQ #3375

  1. Question 1

    Q1. Which of the following statements about AIDS is correct?

    • A) It does not affect women
    • B) It generally affects the brain
    • C) The AIDS virus can vary its genetic code, outwitting a vaccine
    • D) All those infected by a blood transfusion get AIDS within five years

    Answer: The AIDS virus can vary its genetic code, outwitting a vaccine

    Explanation: HIV, the virus causing AIDS, mutates its surface proteins rapidly, allowing it to evade immune responses and making an effective vaccine extremely difficult to develop.