The breakdown of carbohydrates into glucose. Glucose use to obtain energy (ATP) for the human cellular respiration by the steps glycolysis, acetyl CoA and kreb cycle. In glycolysis, ATP is use to generate greater ATP called the ATP debt. Fat (lipid) and protein (amino acid) also can give human energy call gluconeogenesis but only when critical condition only.
I'm literally 99.9999% sure it's cytoplasm.
Yes it is because sedimentary rock is lots of rocks condensed into 1
Fill out the labels that is what It says in tha page