Plasma is the colourless fluid of blood which helps in the transport of food, CO2, waste products, and salts. It constitutes about 55% of blood. About 6.8% of the plasma is constituted by proteins such as fibrinogens, globulins, and albumins.
Fibrinogen is a plasma glycoprotein synthesised by the liver. It plays a role in the clotting of blood.
Globulin is a major protein of the plasma. It protects the body against infecting agents.
Albumin is a major protein of the plasma. It helps in maintaining the fluid volume within the vascular space.
What is meant by double circulation? What is its significance?
Name the components of the formed elements in the blood and mention one major function of each of them.
What is the difference between lymph and blood?
Which of the following is not correct?
(a) Robert Brown discovered the cell.
(b) Schleiden and Schwann formulated the cell theory.
(c) Virchow explained that cells are formed from pre-existing cells.
(d) A unicellular organism carries out its life activities within a single cell.
Multicellular organisms have division of labour. Explain.
Cell is the basic unit of life. Discuss in brief.
Bile juice contains no digestive enzymes, yet it is important for digestion. Why?
What are the steps involved in formation of a root nodule?
What is a mesosome in a prokaryotic cell? Mention the functions that it performs.
what is good for health a high plasma protein ratio or low plasma protein ratio? why?