List I | List II |
A. Collagen | I. Intercellular ground substances |
B. GLUT- 4 | II. Flights infectious agents |
C. Antibody | III. Sensory reception |
D. Receptor | IV. Enables glucose transport into the cell |
A. | Inulin is a polymer of fructose |
B. | Both starch and glycogen are present as storehouses of energy in plant tissue |
C. | Glucose is a monomer of cellulose |
D. | Cellulose is a homopolymer while chitin is a heteropolymer |
E. | Starch does not contain complex helices and hence cannot hold I2 |
Statement I: | Amino acids have a property of ionizable nature of –NH2 and –COOH groups, hence have different structures at different pH. |
Statement II: | Amino acids can exist as Zwitterionic form at acidic and basic pH. |
1. | Both Statement I and Statement II are correct. |
2. | Both Statement I and Statement II are Incorrect. |
3. | Statement I is correct but Statement II is incorrect. |
4. | Statement I is incorrect but Statement II is correct. |
List-I | List-II | ||
(a) | Insulin | (i) | Phosphoester bond |
(b) | Inulin | (ii) | Glycosidic bonds |
(c) | Adenylic acid | (iii) | Peptide bonds |
(d) | Arachidonic acid | (iv) | C = C double bonds |
(a) | (b) | (c) | (d) | |
1. | (ii) | (iv) | (iii) | (i) |
2. | (iii) | (ii) | (i) | (iv) |
3. | (iv) | (ii) | (iii) | (i) |
4. | (iv) | (i) | (ii) | (iii) |
Which of the following combination of factors affects enzyme activity?
A. Salinity & pH
B. Temperature
C. Concentration of substrate
D. Temperature & pH
E. pH
Choose the correct answer from the options given below:
1. A only
2. B only
3. C & D only
4. A & B only
(A) | All enzymes are proteinaceous in nature. |
(B) | Some competitive inhibitors are often used in the control of bacterial pathogens. |
(C) | Active site of an enzyme is formed by the folding of the backbone of tertiary structure of protein upon itself. |