What happens to proteins within the endoplasmic reticulum? a. they are packaged. b. they are broken down. c. they are converted into lipids. d. they are modified by enzymes.

B. They are broken down.

Explanation:

     The rough endoplasmic reticulum, thanks to the presence of ribosomes, is responsible for much of the cell's protein production. The proteins manufactured in the RER ribosomes penetrate the pouches and move towards the Golgi apparatus, passing through the narrow and tortuous channels of the smooth endoplasmic reticulum.

i tried the eyeshadow trick you told me about and it worked so good i i did a yellow going into orange colors and it was bright and you could see it on my eyes