A scientist observes a cell under a microscope and notices that the cell’s cytoplasm is almost completely full of rough endoplasmic reticulum. What would you hypothesize these cells are making in large amounts? Explain your answer in your own words and in full, complete sentences.

I hypothesize that the cells are producing many proteins. This is because rough endoplasmic reticulum has ribosomes on the surface and ribsomes function is to make proteins.

Explanation:

trachea, alveoli, lung capillaries, arteries

sodium i think the chemical element of atomic number 11, a soft silver-white reactive metal of the alkali metal group.