Answer: True
Cell -> Tissue -> Organ -> Organ System -> Organism.
The correct answer of the given question above would be option A. The purpose that the models served in ancient Egyptian and Chinese tomb is that, they were meant to make tombs more beautiful. These are wooden models which show ships, potters, servants and carpenters. Hope this answer helps.
Traditionally the unit was the kilo-calorie but commonly just referred to as calorie. today's SI unit is the Joule...
