Lock and Key model was proposed by______________?

Related Mcqs:

1. Which statement is incorrect about Lock and Key Model________________?

   A. Specific enzyme can transform only a specific substrate
   B. Active site of an enzyme is a non flexible structure
   C. Active site does not change before during or even after the reaction
   D. It explains the mechanism of every chemical reaction

2. Vaccine Was discovered by______________?

   A. Louis Pasteur
   B. Edward Jennar
   C. Ivanowski
   D. Stanely

3. Five kingdom classification was proposed by_____________?

   A. Carlous Linnaeus
   B. E-Chatton
   C. Robert Whittaker
   D. Lynn Margulis and Karlene Schwartz

4. Pressure flow theory was proposed by_________?

   A. H-Van Mohl
   B. Dixon
   C. Vander wall.
   D. Earnst Munch

5. The terms procariotique and eucariotique were proposed by___________?

   A. Whittaker
   B. Chatton
   C. Haeckel
   D. Margulis and Schwartz

   Submitted by: Maryam Aftab

6. The structure of DNA was proposed by_________?

   A. Louis Pasture
   B. William Harvey
   C. Charles Darwin
   D. Watson and Crick

   Submitted by: Ahmed Khan

7. Intake of liquid material by cell membrane is called___________?

   A. Endocytosis
   B. Exocytosis
   C. Phagocytosis
   D. Pinocytosis

8. According to cohesion-tension theory, tension is created by__________________?

   A. Hydrogen bonding
   B. Transpiration
   C. Adhesion
   D. Root prerssure

9. Outer surface of bones is covered by a dense layer of connective tissue, called as ___________ ?

   A. Periosteum
   B. Woven bone
   C. Epithelium lining
   D. Connective lining

   Submitted by: Rashid Mehmood

10. Which organelles contain its own DNA?

    A. nucleus
    B. mitochondria
    C. chloroplast
    D. All of these

    Submitted by: Kiran Zafar