Question

Define: 2:Artery. 3: Excretion​

Answer 1

Answer:

Artery = The blood vessels which deliver oxygenated blood from heart to the tissues of the body.

Excretion = The process of eliminating waste from the body is known as excretion.

Answer 2

Answer:

Artery - The arteries are the blood vessels that deliver oxygen-rich blood from the heart to the tissues of the body. Each artery is a muscular tube lined by smooth tissue and has three layers: The intima, the inner layer lined by a smooth tissue called endothelium.

Excretion - The biological processes involved in the removal of nitrogenous waste from our body is called excretion .