To identify which of the given compounds is not a lipid, we can look into the classification of each compound:

1. **Lecithin**: This is a type of phospholipid, found in cell membranes and is classified as a lipid.

2. **Monoglyceride**: This compound consists of glycerol and one fatty acid. It is also considered a lipid because it is a type of glyceride.

3. **Testosterone**: This is a steroid hormone, derived from cholesterol, and falls under the category of lipids due to its structure.

4. **Vitamin B**: This refers to a group of water-soluble vitamins that play important roles in cell metabolism. It is not classified as a lipid.

### Final Answer
**Vitamin B** is not a lipid.

Question

To identify which of the given compounds is not a lipid, we can look into the classification of each compound:

1. **Lecithin**: This is a type of phospholipid, found in cell membranes and is classified as a lipid.
  
2. **Monoglyceride**: This compound consists of glycerol and one fatty acid. It is also considered a lipid because it is a type of glyceride.
  
3. **Testosterone**: This is a steroid hormone, derived from cholesterol, and falls under the category of lipids due to its structure.
  
4. **Vitamin B**: This refers to a group of water-soluble vitamins that play important roles in cell metabolism. It is not classified as a lipid.

### Final Answer
**Vitamin B** is not a lipid.

Knowee AI · Accepted Answer

To identify which of the given compounds is not a lipid, we can look into the classification of each compound:

1. **Lecithin**: This is a type of phospholipid, found in cell membranes and is classified as a lipid.
  
2. **Monoglyceride**: This compound consists of glycerol and one fatty acid. It is also considered a lipid because it is a type of glyceride.
  
3. **Testosterone**: This is a steroid hormone, derived from cholesterol, and falls under the category of lipids due to its structure.
  
4. **Vitamin B**: This refers to a group of water-soluble vitamins that play important roles in cell metabolism. It is not classified as a lipid.

### Final Answer
**Vitamin B** is not a lipid.

Which of the following compounds is not a lipid?Lecithin MonoglycerideTestosterone Vitamin B

Question

Which of the following compounds is not a lipid?

Solution

Final Answer

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