The disease Kwashiorkor is caused by a diet which is very low in protein. The concentration of proteins in blood becomes much lower than usual. One of the symptoms of Kwashiorkor is edema. Give reasons.

Assertion : Diet rich in unsaturated fat and obesity are the causes for heart disease. Reason : The proteins blocks the blood vessels.

Consider the following statements each with one or two balnks. (i) The bile duct and the pancreatic duct open together into the duodenum as the (1) which is guarded by a sphincter called the (2) (ii) (3) is a proteolytic enzyme found in gastric juice of infants which hleps in the digestion of milk proteins. (iii) Fatty acids and glycerol being insoluble, cannot be absorbed into the blood. They are first incorporated into small droplets called (4) which move into the intestinal mucose. They are re-formed into very small protein coated fat globules called the (5) which are transported into the lymph vessels (lacteals ) in the villi. Which of the folllowing options gives the correct fill ups for the respective blanks in the above statements?

Read the given statements that describe certain infectious particle. (i) It was discovered T.O. Diener and was found to be smaller than viruses. (ii) It causes potato spindle tuber disease. (iii) It is a free RNA particle which lacks the protein coat. (iv) It has low molecular weight RNA as genetic material. Which of the following is referred to here?