Which type of biological molecule is responsible for most of the processes carried out by a cell?

a.
carbohydrates

b.
lipids

c.
nucleic acids

d.
proteins

the mantle

explanation:

earth is divided into three layers: the crust or the outermost layer on which we live; the underlying, middle layer - the mantle - and the core (the innermost layer of earth).

i just calculated it all out, and not including weekends, and all the different days off. as of this school year (2018-2019) students are spending 2198 hours in school this year

i think that the answer is c