Immune System Multiple Choice Questions (MCQ) PDF - 28

MCQ 136: A foreign macromolecule that binds selectively to an antibody is called

1. stem cell
2. antigen
3. antibody
4. lymph

MCQ 137: In eukaryotic cells mature mRNA is already spliced, hence the cDNA produced have no

1. introns
2. exons
3. ribosomes
4. uracil

MCQ 138: A technique which separates charged particles using electric field is

1. Hydrolysis
2. electrophoresis
3. protein synthesis
4. protein denaturing

MCQ 139: If the concentration of solute is same inside as well as outside the cell than it is known as

1. hypertonic solution
2. isotonic solution
3. hypotonic solution
4. concentrated solution

MCQ 140: A small circular DNA present in bacterial cells are called as

1. enzymes
2. ribosomes
3. plasmids
4. Vector