Density gradient  centrifugation separates the materials on the basis of__________?

Related Mcqs:

1. Membrane that separates ‘cytoplasm’ and ‘nucleus’ is called ___________ ?

   A. Cell wall
   B. Cell membrane
   C. Boundary
   D. Nuclear envelop

   Submitted by: Rashid Mehmood

2. Transport of minerals from soil to epidermal cells of roots via carrier protein molcules along their concentration gradient is called___________?

   A. Diffusion.
   B. Facilitated diffusion.
   C. Passive transport.
   D. Active transport.

3. What is called movement of cell against concentration gradient ?

   A. Passive Transport
   B. Osmosis
   C. Active Transport
   D. Diffusion

   Submitted by: Malik Asghar Hussain

4. Water has maximum density at____________?

   A. 0°C
   B. 4°C
   C. 4° K
   D. 4.8°C

5. Human blood is an example of__________?

   A. Organelle
   B. Tissues
   C. Organic compound
   D. Inorganic compounds

6. Cellulose is the major component of__________?

   A. Primary wall
   B. Secondary wall
   C. Middle lamella
   D. all of the above

7. Ribonucleo-protein particles are the name of__________?

   A. DNA
   B. Nucleus
   C. Eukaryotic ribosomes
   D. RNA

8. The sponges in which sperms develop first are included in the category of__________?

   A. Peritandrous
   B. Pertandrous
   C. Protendrous
   D. Protandrous

9. Liver fluke is parasite in the liver of__________?

   A. cattle
   B. sheep
   C. goat
   D. all of these

   Submitted by: Maryam Aftab

10. Ultra Microscopic viruses are the main cause of__________?

    A. Malaria
    B. Measles
    C. Mumps
    D. Cholera

    Submitted by: Fareed Ahmed Kunbhar