The chloroplast internal membrane is organized into flattened membranous sacs called ; they, in turn, are arranged in orderly stacks called that contain energy-transducing machinery.
a. grana, thylakoids
b. thylakoids, grana
c. thylakoids, grana thylakoids
d. thylakoids, stroma thylakoids

answer; /// i believe the name your looking for is called (plaque)or check good luck

carbohydrates: (starches and sugars) composed of carbon, hydrogen, and oxygen.

lipids: (fats, oils, and waxes) are made of carbon and hydrogen atoms.

nucleic acids: contain hydrogen, oxygen, nitrogen, carbon, and phosphorus. they are polymers of nucleotides. a nucleotide has three parts, a 5-carbon sugar, a phosphate     (-po⬇️4) group, and a nitrogenous base.

proteins: made up of nitrogen, carbon, hydrogen, and oxygen. they are polymers of amino acids.

a and c are the answeres