Agroup of organs that perform a body function is called a

The answer would be Organ system.
Organs group together usually to perform a function in the body.

Ex.) Kinda like the digestive system, the stomach, large and small intestines you get the idea. In the digestive system many organs work together to be able to digest food.

Cell
Tissue
Organ
ORGAN SYSTEM
organism
community
population
ecosystem
biosphere

The sample with the lowest specific heat capacity will have the greatest temperature increase. in this case, it would be platinum.