Options:
- A. Fe2+
- B. Mg2+?
- C. Zn2+
- D. Cu2+
View Answer
B. Mg2+
Biology
Biological molecules (proteins) which catalyze a biochemical reaction and remain unchanged after completion of reaction are called_____________________?
Options:
- A. Cofactor
- B. Coenzymes
- C. Activator
- D. Enzymes
View Answer
D. Enzymes
If more substrate to already occurring enzymatic reaction is added and there is no effect on the rate of the reaction what is the form given to this situation___________?
Options:
- A. Saturation
- B. Denaturation
- C. Composition
- D. Inhibition
View Answer
A. Saturation
Spherical or tubular membranes which separate the material present in endoplasmic reticulum from that of cytoplasmic material are called__________?
Options:
- A. Cytosol
- B. Cisternae
- C. Polysomes
- D. Cristae
View Answer
B. Cisternae
The property of water due to which it works as a temperature stabilizer and hence protect living organisms from sudden thermal changes is_______________?
Options:
- A. High specific heat of vaporization
- B. High specific heat capacity
- C. Its Dipole nature
- D. Its liquid state
View Answer
B. High specific heat capacity
The one which is not a globular protein__________?
Options:
- A. Anti Rh-antibody
- B. Enzyme
- C. Myosin
- D. Haemoglobin
View Answer
C. Myosin
__________ is example of pure form of cellulose?
Options:
- A. Silk
- B. Wool
- C. Cotton
- D. Paper
View Answer
C. Cotton
Following possess bilateral symmetry as larva and radial symmetry as adult:
Options:
- A. Chordata
- B. Hydra
- C. Echinodermata
- D. Hemichordata
View Answer
C. Echinodermata
In an aqueous environment the most stable tertiary conformation is that in which _________ amino acids are buried inside the conformation?
Options:
- A. Hydrophobic
- B. Hydrophilic
- C. Basic
- D. None of these
View Answer
A. Hydrophobic
ATP is a an important molecule for its major function___________?
Options:
- A. As an energy currency of the cell
- B. As a coenzyme
- C. Both a and b
- D. None of these
View Answer
A. As an energy currency of the cell