Q. Mono-iodotyrosin (MIT) and diiodotyrosin (DIT) molecules: (Solved)
1. are deiodinated before joining to form T3 and T4
2. are secreted into plasma alongside T3 and T4
3. are the inactive metabolites of T3 and T4
4. are cleaved from thyroglobulin by proteases in lysosomes
5. are usually excreted in the urine
- d. are cleaved from thyroglobulin by proteases in lysosomes