Download App

Human Health and Disease — BIOLOGY STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceBIOLOGYHuman Health and Disease1 Mark
MCQ
$\text{HIV}$ causes reduction of:
  • ✓
    $T-$helper cells only
  • B
    All $T-$cells
  • C
    $B-$cells only
  • D
    Both $B$ and $T-$cells
✓

Answer

Correct option: A.
$T-$helper cells only

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from Human Health and Disease→Human Health and Disease — all question types→BIOLOGY STD 12 Science question papers→Gujarat Board STD 12 Science question papers→Gujarat Board question paper generator→

Similar questions

After ovulation, Graafian follicle regresses into.
→
Corpus leteum develops from:
→
Biodiversity is classified into many parts based on the ecological relationships of living organisms:
→
One of the genes present exclusively on the $X$-chromosome in humans is concerned with
→
If stem has $2 n=10$ number of chromosomes than find out

$A$ - number of chromosomes in endosperm

$B$ - number of chromosomes in egg cell

$C$ - number of chromosomes in polar nuclei

→
The development of eye in vertebrate embryology is studied under:
→
The element absent in $RNA$ is
→
A cross in which an organism showing a dominant phenotype $($genotype unknown$)$ is crossed with the recessive parent in order to know its genotype is called as:
→
Foetal ejection reflex in human female is induced by
→
Which national park is the new home of the Indian horned rhinoceros?
→