Which of the following organs are primary lymphoid organs?

  • A
    Thymus
  • B
    Bone marrow
  • C
    Spleen
  • D
    Both $A$ and $B$

Explore More

Similar Questions

Which cells are responsible for acquired immunity?

The treatment of snake bite by antivenom is an example of

$A$: Live attenuated vaccine is better in terms of immunity provided to the recipient.
$R$: As secondary lymphoid organs,example $Peyer's$ patches are stimulated to protect the individual.

Which type of antibody is produced in the body against the body's own cells in rheumatoid arthritis?

Interferons are proteins that:

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo