60S and 40S subunit combine to form ________ particle.
60S and 40S subunit combine to form ________ particle.
A. 100 S
B. 90 S
C. 80 S
D. 70 S
60S and 40S subunit combine to form ________ particle. Read More »
Biology Mcqs60S and 40S subunit combine to form ________ particle.
A. 100 S
B. 90 S
C. 80 S
D. 70 S
60S and 40S subunit combine to form ________ particle. Read More »
Biology McqsWhone is not the function of endoplasmic reticulum?
A. Nerve impulse conduction
B. Transport of material
C. Mechanical support
D. Synthesis of conjugated molecules
Whone is not the function of endoplasmic reticulum? Read More »
Biology McqsStrengthening material of prokaryotic cell wall is__________?
A. Cellulose
B. Chitin
C. Inorganic salts silica waxes and ligin
D. Peptidoglycan or Murein.
Strengthening material of prokaryotic cell wall is__________? Read More »
Biology McqsOptimal temperature of enzymes present in human body is_____________?
A. 27?C
B. 37?C
C. 47?C
D. 30?C
Optimal temperature of enzymes present in human body is_____________? Read More »
Biology McqsA substance which binds at the active site of the enzyme but does not result in the formation of the products is called________________?
A. Irreversible inhibitor
B. Reversible inhibitor
C. Competitive inhibitor
D. Non-competitive inhibitor
Which of the statement about cell membrane is not true?
A. It contains protein molecules embedded in lipid bilayer
B. It is a differentially permeable membrane.
C. It contains charged pores thus ions being charged particles cross cell membrance much easier than neutral particles.
D. It may get infolded to engulf solid or liquid material.
Which of the statement about cell membrane is not true? Read More »
Biology McqsInhibitors which block the enzyme by forming weak bond are called___________?
A. Competitive inhibitors.
B. Non-competitive inhibitors
C. Irreversible inhibitors.
D. Both a and b
Inhibitors which block the enzyme by forming weak bond are called___________? Read More »
Biology McqsMagnifying power of electron microscope as compared to eye is____________?
A. 500 X
B. 250000X
C. 500000X
D. 250X
Magnifying power of electron microscope as compared to eye is____________? Read More »
Biology McqsMalonic acid is an example of____________?
A. Irreversible inhibitor
B. Reversible inhibitor
C. Competitive inhibitor
D. Non-competitive inhibitor
Malonic acid is an example of____________? Read More »
Biology McqsThe structure of an enzyme is altered by____________?
A. Irreversible inhibitor
B. Reversible inhibitor
C. Competitive inhibitor
D. Non-competitive inhibitor
The structure of an enzyme is altered by____________? Read More »
Biology Mcqs