NEETZoologyChemical Coordination and Integration
Read the following statements and choose the correct option: 1. Thymus secretes the peptide hormones called thymosins 2. Thymosins play a major role in the differentiation of T-lymphocytes, which provide cell-mediated immunity. 3. Thymosins also promote production of antibodies to provide humoral immunity 4. Thymus is intact even in older individuals and their immunity is also strong 5. Thymus gland is located on dor
Options
- A1,2,3 are correct
- BOnly 4 and 5 are correct
- Conly 2 and 4 are correct
- DOnly 1 and 3 are incorrect
Correct answer
A. 1,2,3 are correct
Step-by-step solution
Thymus secretes the peptide hormones called thymosins.bThymosins play a major role in the differentiation of T-lymphocytes, which provide cell-mediated immunity. Thymosins also promote production of antibodies to provide humoral immunity. Thymus is degenerated in old individuals resulting in a decreased production of thymosins. As a result, the immune responses of old persons become weak