Differentiate between Plasma and serum

Explanation

### Step-by-Step Solution:

1. **Definition**:
- **Plasma**: Plasma is the liquid component of blood that remains after the blood cells have been removed. It is a transparent, straw-colored fluid.
- **Serum**: Serum is the fluid that remains after blood has clotted and the clot has been removed. It is the extracellular portion of the blood.

2. **Composition**:
- **Plasma**: Plasma contains water, electrolytes, proteins (including clotting factors), hormones, and waste products. It includes fibrinogen, which is essential for blood clotting.
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