Question

Assertion (A)
Depending on the complexity of the carbon sources, different organisms use
different kinds of nutritional processes.
Life on earth depends on carbon based molecules, most of these food sources
are also carbon-based.
Reason (R)
..​

Answer 1

Answer:

Carbon forms the backbone of biology for all life on Earth. Complex molecules are made up of carbon, bonded with other elements, especially oxygen, hydrogen and nitrogen. It is these elements that living organisms need, among others, and carbon is able to bond with all of these because of its four valence electrons.

Explanation:

MARK AS BRAINLIEST ANSWER

Answer 2

all are true I think that