Enzymes __________________ the activation energy of a chemical reaction?

Related Mcqs:

1. The number of naturally accusing chemical elements involved in bio chemical reaction is

   A. 126 B. 86 C. 92 D. 206 Submitted by: Fareed Ahmed...

2. Which step causes activation of catalytic site of an enzyme__________________?

   A. Change in pH of the surroundings. B. Formation of Enzyme Susstrate complex. C. Change in the charge of the active site. D. Change in temperature...

3. Branch of biology which deals with the study of chemical components and chemical processes in living organisms is called________________?

   A. Molecular biology B. Physiology C. Biochemistry D. Atomic biology...

4. The branch of biology which deals with the study of chemical compounds and the chemical processes in the fliving organisms is called_________________?

   A. Chemistry B. Biochemistry C. Molocular biology D. Both a and b...

5. A compound produced as a result of a chemical reaction of an alcohol with an acid in which water molecule is released is called________________?

   A. Monosaccharide B. Fatty acid C. Neutral lipid D. Nucleic acid...

6. ___________ is the potential surce of chemical energy for cellular activities?

   A. C-H bond B. C-O bond C. C-N bond D. P-O-C bond...

7. In Anaerobic respiration only __________ % of the energy present within the chemical bond of glucose is converted into ATP?

   A. 1% B. 2% C. 3% D. 4%...

8. Optimal temperature of enzymes present in human body is_____________?

   A. 27?C B. 37?C C. 47?C D. 30?C...

9. Amoeba secretes digestive enzymes to hydrolyse _________ ?

   A. Starch B. Sugar C. Proteins D. All of these and fats Submitted by: Rashid Mehmood...

10. enzymes are actually composed of ___________?

    A. Carbohydrates B. Proteins C. Nucleic Acid D. Fats Submitted by: Asif ALi...