Saved Bookmarks
| 1. |
(i) What are the biological importance of proteins? (ii) Name one substance which can act as both analgesic and antipyretic. |
|
Answer» Solution :(i) Proteins are the functional units of living THINGS play vital role in all biological processes * All biochemical reactions occur in the living systems are catalysed by the catalytic proteins called enzymes. * Proteins such as KERATIN, collagen acts as structural BACK bones. * Proteins are used for transporting molecules (Haemoglobin), organelles (Kinesins) in the cell and control the movement of molecules in and out of the cells (Transporters). * Antibodies help the body to fight various diseases. * Proteins are used as messengers to coordinate many functions. Insulin & glucagon controls the glucose level in the blood. * Proteins act as receptors that detect presence of certain signal molecules and activate the PROPER response. * Proteins are also used to store metals such as iron (Ferritin) ETC. (ii) Aspirin (acetylsalicylic acid) is a chemical substance which lowers body temperature (to normal) and also reduces body pain. Therefore it acts as both antipyretic and analgesic. |
|