Globulin is

Options

A. Plasma protein
B. Antigen
C. Serum
D. Found in lymphatic tissue

Answer

**Step-by-Step Solution:**

1. **Identify the Context**: The question asks about globulin and its classification. We need to determine what globulin is among the provided options.

2. **Recall the Types of Proteins in Plasma**: There are three main types of proteins found in blood plasma: albumin, globulin, and fibrinogen. This information is crucial for understanding the role of globulin.

3. **Define Globulin**: Globulin is a type of protein that is present in the plasma. It is produced in the liver and plays several important roles in the body, including blood clotting and immune function.

4. **Understand the Function of Globulins**: Globulins are involved in various physiological functions such as liver function, blood clotting, and fighting infections. This highlights their importance in the body.

5. **Categorize Globulin**: Based on the information gathered, globulin can be classified as a plasma protein.

6. **Identify the Correct Answer**: Among the options provided (plasma protein, antigen, serum, or found in lymphatic tissue), the correct classification for globulin is "plasma protein."

**Final Answer**: Globulin is a plasma protein.

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