CIE Biology Paper-1: Specimen Questions 75 - 77 of 109
Question number: 75
Krebs cycle occur in?
It is also called the citric acid cycle or the tricarboxylic and is the “hub” of the metabolic system. It accounts for the majority of carbohydrate, fatty acid and amino acid oxidation. It also. Amphibole - acts both catabolically and anabolically
3NAD++ FAD + GDP + Pi + acetyl-CoA
3NADH + FADH + GTP + CoA + 2CO2
Question number: 76
Which part is pupil?
The pupil is a hole present in the center of the iris of the eye that allows light to strike the retina.
Question number: 77
Which graph shows the effect of pH on the activity of pH?
varying the pH of the enzyme solution will affect the active site as the free ions in the pH solution will change the charge of the ions in the active site.