Acell with a predominance of rough endoplasmic reticulum is most likely

In active protein translation and folding.

Rough endoplasmic reticulum is called rough because it has many ribosomes on its wall making it look rough. RER is involved mainly in protein production, folding, and quality control. Smooth endoplasmic reticulum is specialised in fats and steroids production. 

1) clean up you lab area2) dispose of the chemicals as instructed by your teacher3) put everything back where it belongs unless your teacher tells you otherwise4) dispose of gloves5) wash hands with soap and water

Ibelieve is d but i’m not 100% sure