Given below are two statements regarding the economic importance of Algae:

Statement I: Agar-agar, used in microbial culture media, is obtained from Laminaria and Sargassum.

Statement II: Chlorella is a unicellular alga rich in proteins and is used as a food supplement by space travelers.

Choose the correct answer:

#Question id: 40475

#Applied Microbiology

Which of the following cells is considered the most potent professional antigen-presenting cell, capable of activating naive T cells?

#Question id: 40476

#Applied Microbiology

Basophils, which are not antigen-presenting cells, are primarily known for releasing which inflammatory mediator?

#Question id: 40477

#Applied Microbiology

Read the following statements regarding immune cells and select the correct option.

Statement I: All nucleated cells in the body can act as professional antigen-presenting cells

Statement II: B cells internalize antigens via receptor-mediated endocytosis and present them to Helper T cells.

#Question id: 40478

#Applied Microbiology

Consider the following statements about Macrophages:

1. They are phagocytic cells.

2. They express MHC Class II molecules on their surface.

3. They are classified as granulocytes like Basophils.

   Which of the statements given above are correct?

#Question id: 40479

#Applied Microbiology

 Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R).

Assertion (A): Dendritic cells are critical for initiating a primary immune response.

Reason (R): They are the only antigen-presenting cells capable of stimulating naive T cells.

#Question id: 40480

#Applied Microbiology

Match the Immune Cell (List I) with its primary characteristic/function (List II).