TLS Online TPP Program

#Question id: 34340


Which of the following statements about filtration sterilization are correct?

#XL - S Microbiology
  1. It removes microorganisms based on size exclusion.
  2. It can sterilize both liquids and air.
  3. It disrupts microbial membranes using mechanical force.
  4. It retains viruses larger than 0.45 µm.
More Questions
TLS Online TPP Program

#Question id: 15332

#XL - S Microbiology

At the surface of B-cell contain antibody- IgM and IgD, How is the formation of IgD from IgM?

TLS Online TPP Program

#Question id: 15333

#XL - S Microbiology

Which of the following surface marker protein found on the B-cell and function as co-receptor__

TLS Online TPP Program

#Question id: 15334

#XL - S Microbiology

In which type of BCR (surface protein) present on to the B-cell, which are responsible for the conversion of membrane bound into secreted form of antibody. If it is not present then this conversion isn’t possible;

TLS Online TPP Program

#Question id: 15337

#XL - S Microbiology

HSCs express which type of cell-surface molecule, which is the receptor for stem cell factor (SCF). It is a cytokine that exists in both membrane-bound and soluble forms and the SCF-surface molecules interaction is critical for the development, in adult animals, of multipotential progenitor cells (MPPs).  Which type of surface molecules HSCs express?

TLS Online TPP Program

#Question id: 15338

#XL - S Microbiology

Which cell generated on the receipt of SCF/c-Kit signaling lose the capacity for extensive self-renewal, but retain the potential to differentiate into several different hematopoietic lineages and also transiently express the molecule CD34?

TLS Online TPP Program

#Question id: 15339

#XL - S Microbiology

HSCs begin their life in close contact with osteoblasts located close to the lining of the endosteal cavity. Once differentiated to the pre-pro-B-cell stage, the developing B cells require Which type of signals from the chemokine, which is secreted by a specialized set of stromal cells?