Which of the following Immunoglobulin is inactive when the temperature is raised?
**Core Concept**
The question tests the student's knowledge of immunoglobulins and their properties, specifically their behavior under different temperature conditions. Immunoglobulins, or antibodies, are **glycoprotein** molecules produced by **B cells** that play a crucial role in the immune system.
**Why the Correct Answer is Right**
Although the specific correct answer is not provided, generally, **IgM** is known for its temperature sensitivity. However, without the correct answer choice, we can discuss that some immunoglobulins may denature or become inactive at higher temperatures due to changes in their molecular structure. This can affect their ability to bind antigens.
**Why Each Wrong Option is Incorrect**
**Option A:** Without knowing the specific option, we cannot directly address why it is incorrect.
**Option B:** Similarly, without the specific details of the options, we cannot provide a detailed explanation for why each is incorrect.
**Clinical Pearl / High-Yield Fact**
It's crucial to remember that different immunoglobulins have various properties and functions. For example, **IgE** is involved in allergic reactions, while **IgG** is the most abundant and provides long-term immunity.
**Correct Answer:** Not provided in the query.