Questions

Neeraj Chopra is associated with the Sports of Javelin throw. Indian, Neeraj Chopra won a gold medal in the Savo Games in Lapinlahti, Finland. He made a throw of 85.69 metres and won the gold medal.

Practical

In transfusions of packed red blood cells, individuals with type O Rh D negative blood are often called universal donors. Those with type AB Rh D positive blood are called universal recipients.

The immune system of a person with AB blood will accept blood from all possible donors, whether they have O, A, B, or AB blood. Since both A and B antigens are present in a person with AB blood, the recipient won't reject the blood. The body identifies that blood as "self" rather than "foreign."

Ammonia can be dried by Calcium Chloride or calcium hydroxide.

Isotopes are variations of an element that have the same charge as the original element, but a different mass, which is caused by either more/less neutrons in the nucleus.

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.