About 25 of the 92 natural elements are known to be essential to life. which four of these 25 elements make up approximately 96% of living matter? a. carb

There are 25 elements out of natural elements which are essential to life however the following four elements make 96% living material

a) carbon

b) hydrogen

c) oxygen

d) nitrogen

It is quite obvious that living matter is made up of organic compounds mainly, and organic compounds mainly have C, H , N  and O

while cooking a piece of 1/2 pound beef steak, a cast iron pan (2.4kg in weight) was heated 260 celsius.