Question

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.what is blood?????​

Answer 1

Answer:

Blood is the unique fluid connective tissue present in our body and it plays a significant role in transporting a wide variety of substances to different parts of the body. The main components of blood include Red blood cells, White blood cells, blood platelets and plasma. Blood is the main component of the human circulatory system, fulfilling many functions such as:

Regulating body temperature.

Regulates the water content of the cells.

Protects against excess blood loss through clotting.

Regulates the pH by interacting with acids and bases.

Involved in the transportation of hormones, nutrition, enzymes, respiratory gases and other molecules to the respective parts of the body.

Answer 2

Answer:

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Blood, fluid that transports oxygen and nutrients to the cells and carries away carbon dioxide and other waste products. Technically, blood is a transport liquid pumped by the heart (or an equivalent structure) to all parts of the body, after which it is returned to the heart to repeat the process.