Q 1 :    

Which of the following statements is not correct?             [2017]

  • Ovalbumin is a simple food reserve in egg-white.

     

  • Blood proteins thrombin and fibrinogen are involved in blood clotting.

     

  • Denaturation makes the proteins more active.

     

  • Insulin maintains sugar level in the blood of a human body.

     

(3)

Denaturation changes the structure of a protein and protein loses its activity.

 



Q 2 :    

Which of the following hormones is produced under the conditions of stress which stimulate glycogenolysis in the liver of human beings?         [2014]

  • Thyroxin

     

  • Insulin

     

  • Adrenaline

     

  • Estradiol

     

(3)

Adrenaline hormone helps to release fatty acids from fat and glucose from liver glycogen under the condition of stress. Hence, it is also called ‘flight or fight hormone’.