#Question id: 9612
#Unit 9. Diversity of Life Forms
The best classification system is that which most closely
#Question id: 23401
#General Aptitude
#Question id: 23519
#General Aptitude
#Question id: 16121
#Unit 7. System Physiology – Animal
Match the following mechanisms (Column I) with their correct example (Column II).
|
Column I |
Column II |
|
A. Heat-generating and heat-retaining mechanisms |
i. increased metabolic rate (thyroid hormones, sympathetic nervous system) |
|
B. Heat-dissipating mechanisms |
ii. vasodilation of blood vessels of the skin
(decreased sympathetic tone) |
|
|
iii. increased activity of sympathetic cholinergic
fibers to sweat glands. |
|
|
iv. shivering |
|
|
v. vasoconstriction of blood vessels of the skin (increased
sympathetic tone) |
#Question id: 10811
#Unit 6. System Physiology – Plant
In mature cells, P-protein occurs in several different forms depending on the species. Such as;