What does mechanical digestion in the stomach involve? strong muscular contractions
strong muscular contractions

absorption of nutrients by villi
absorption of nutrients by villi

bile and pancreatic fluid
bile and pancreatic fluid

pepsin and bile

Could someone me with number one you

What is a photon? a. part of a ribosome b. a light particle c. a carbon dioxide molecule d. part of a chloroplast b.a light particle

Your two friends just told you what to order for them at the drive through fast food restaurant. you give the order but when the food comes about 10 minutes later, you don't remember what each of your friends ordered your memory of the order was in __ memory. a. semantic b. flashbulb c. long-term d. short-term i think i know but i'm not really sure