Adaptive radiation is the process of evolution of different species in...
I think options are incorrect w.r.t questions and adaptive radiation refers same anatomy but perform functions due to different adaptations. e.g Darwin Finches.
Adaptive radiation is the process of evolution of different species in...
Understanding Lymphoid Organs
Lymphoid organs are crucial components of the immune system, playing a significant role in the production and maturation of white blood cells (WBCs). Let's explore why option 'B' is the correct answer.
Role of Lymphoid Organs
- Lymphoid organs include the thymus, spleen, and lymph nodes.
- They are primarily responsible for the development and differentiation of lymphocytes, which are a type of WBC vital for the immune response.
Site for WBC Formation
- The bone marrow is where all blood cells, including WBCs, originate.
- However, lymphoid organs are where specific types of WBCs mature:
- Thymus: T lymphocytes mature here.
- Spleen and Lymph Nodes: B lymphocytes and other immune cells further develop and are activated.
Other Options Explained
- Site for RBC Formation (Option A): This occurs mainly in the bone marrow, not in lymphoid organs.
- Lymphoid Organ (Option B): Correct answer, as it highlights the specific role of lymphoid organs in WBC formation.
- Functional in Digestion (Option D): This does not pertain to lymphoid organs; it refers to organs like the stomach and intestines.
Conclusion
In summary, lymphoid organs are essential for the production and maturation of white blood cells, making option 'B' the correct answer. They ensure the body can effectively respond to pathogens and maintain a robust immune system.
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