Human proteins can be produced in the milk or semen of farm animals. True of false?

Options

A. true
B. false proteins cannot be produced in milk
C. false proteins connot be produced in semen
D. false animals are not used for protein production

Answer

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks whether human proteins can be produced in the milk or semen of farm animals. We need to evaluate the truth of this statement.

2. **Identifying Human Proteins in Milk**: It is known that certain transgenic animals, such as cows, can produce human proteins in their milk. For example, a transgenic cow named Rosie produces a human protein called alpha-lactalbumin.

3. **Identifying Human Proteins in Semen**: Semen is a nutritious substance that contains various proteins. Therefore, it is also true that proteins can be found in the semen of farm animals.

4. **Evaluating the Statements**:
- The first statement claims that human proteins can be produced in the milk of farm animals. This is **true**.
- The second statement claims that proteins cannot be produced in milk. This is **false** because proteins are indeed produced in milk.
- The third statement claims that proteins cannot be produced in semen. This is **false** since semen does contain proteins.
- The fourth statement claims that animals are not used for protein production. This is **false** as animals like cows and sheep are used for protein production.

5. **Conclusion**: The original statement that human proteins can be produced in the milk or semen of farm animals is **true**.

**Final Answer**: True.

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