The antibodes are

Options

A. `gamma`(Gamma) - globulins
B. albumins
C. vitamins
D. sugar

Answer

### Step-by-Step Solution:

1. **Understanding Antibodies**:
- Antibodies are specialized proteins that play a crucial role in the immune system. They are produced by plasma cells in response to pathogens.

2. **Identifying the Correct Type of Protein**:
- Antibodies are classified as gamma globulins, which are a type of immunoglobulin. They have a distinctive Y-shaped structure.

3. **Function of Antibodies**:
- The primary function of antibodies is to identify and neutralize foreign objects like bacteria and viruses. They recognize specific targets known as antigens present on the surface of pathogens.

4. **Evaluating the Options**:
- Option A: Gamma globulins - This is correct, as antibodies are indeed gamma globulins.
- Option B: Albumins - This is incorrect; albumins are a different type of protein that does not function as antibodies.
- Option C: Vitamins - This is incorrect; vitamins are organic compounds that are essential for various bodily functions but are not antibodies.
- Option D: Sugar - This is incorrect; sugars are carbohydrates and do not have the role of antibodies.

5. **Conclusion**:
- Based on the evaluation of the options, the correct answer is A: Gamma globulins.

### Final Answer:
Antibodies are gamma globulins.

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