Question

the most abundant protein in biosphere?​

Answer 1

Answer:

RuBisCO is very important in biology and ecology because it catalyzes the primary chemical reaction by which inorganic carbon permanently enters the biosphere. RuBisCO is also the most abundant protein in leaves and the most abundant protein on Earth.

Answer 2

Rubisco :

It is also called the enzyme ribulose-1,5-bisphosphate carboxylase/oxygenase, most commonly known by the shorter name RuBisCO

It Produced by all green plants.

RuBisCO is responsible for fixing carbon in the form of carbon dioxide into ultimately what becomes complex sugars.