Question

Which of the following are components of blood?

• A. Plasma
• B. Blood cells and platelets
• C. Gases and other dissolved substances
• D. All of the above

Answer 1

The correct option is D All of the above

The composition of blood is :

1. Blood plasma- 54.3% It contains proteins, amino acids, nitrogenous wastes, nutrients, gases, electrolytes.

2. Red Blood Cells-45%

3. White Blood Cells- 0.7 %

4. Platelets

So, the correct option is D