Mumps : This is a swelling caused by information of parotid glands placed in front of our ear region. The inflammation is caused by a virus.
Plants grow in size both in height and in grith. Enlargement of cells already present cannot contribute much to the growth. Only addition of more and more cells could increase the size of the plant considerably.
Goitre is characterized by the swelling of the neck region. This is due to the enlargement of the thyroid gland which secretes hormone thyroxine. Thyroxine has iodine as an integral part of it. If there is not sufficient iodine in one's diet, the thyroid gland swells up.
A. J . Oparin was the first to propose the origin of life from inorganic chemical atoms like Oxygen, Hydrogen, Nitrogen and Carbon.
AIDS: The term means Acquired Immunity Deficiency Synodrome. The virus attacks the T cells of the (white corpuscle type) blood and destroys them.
We know that the circulatory system of our body is a loop. The Heart is the pump, the arteries and their smaller branches (arterioles) carry oxygen rich blood all through your body tissues from the heart and the veins and their smaller branches (venules) carry oxygen depleted blood and waste products back to the heart from all the body parts.
Enzymes play an essential role in each living cell of our body. Enzymes are globular proteins that control biological reactions. These are of two types.
1. Intracellular enzymes
2. Extracellular enzymes
Intracellular enzymes are found inside the cell.
Extracellular enzymes act outside the cell.
Enzymes are produced by exocrine glands.
Digestive enzymes of diverse specificities are secreted by the salivary glands, stomach, pancreas, and the small intestine.
Comments
There are no comments.Copyright ©CuriousTab. All rights reserved.