Questions

Three main enzymes, pepsin secreted by the stomach and trypsin and chymotrypsin secreted by the pancreas, break down food proteins into polypeptides that are then broken down by various exopeptidases and dipeptidases into amino acids.

Hence, digestion of protein begin in stomach.

A man with colour blindness will see red and green as same. 

The liver is a large, meaty organ that sits on the right side of the belly. It is the largest & heaviest internal organ in the human body.

‘has’ is incorrectly used since the sentence is in past tense. Moreover, the subject is cities, which is plural.

The Food and Drug Administration is responsible for protecting the public health by ensuring the safety, efficacy, and security of human and veterinary drugs, biological products, and medical devices; and by ensuring the safety of our nation's food supply, cosmetics, and products that emit radiation.

20 August, the birth anniversary of Rajiv Gandhi, which is celebrated as Sadbhavna Diwas (Harmony Day). Sadbhavana Diwas commemorates the memory of our late erstwhile Prime Minister, Rajiv Gandhi.

In order to determine if campaigns meet business marketing and conversion goals.