MEDIUM
Earn 100
Thymosins play role in
(a)Cell-mediated immunity only
(b)Humoral immunity only
(c)Both cell-mediated and humoral immunity
(d)Neither cell-mediated and nor humoral immunity
50% studentsanswered this correctly
Important Questions on Chemical Control and Coordination
MEDIUM
EASY
EASY
EASY
MEDIUM
Give reasons:
Old age people show weakened immune responses.
EASY
EASY
MEDIUM
MEDIUM
MEDIUM
EASY
HARD
Study the following table and pick up the correct combinations.
| S.No | Hormone | Chemical nature | Function |
| I) | Melatonin | Amine hormone | Regulation of circadian rhythms of the body. |
| II) | Oxytocin | Peptide hormone | Stimulate powerful contractions of the uterus during childbirth. |
| III) | Insulin | Protein hormone | Increases the uptake and utilisation of glucose by body cells. |
| IV) | Testosterone | Steroid hormone | Development and maturation of male sex organs. |
EASY
EASY
EASY
MEDIUM
EASY
EASY
EASY
EASY

