Lipase, protease and amylase are enzymes secreted into the alimentary canal. Name one organ that secrets each enzyme. Choose your answers from the list. colon ,gall bladder , liver, pancreas, rectum, salivary glands

you can use organs only once
lipase
protease
amylase ​

Lipase is secreted from the liver.

Protease is secreted from the pancreas.

Amylase is secreted from the salivary gland

the answer is lactic acid from anaerobic respiration. the acid in lactic acid is what creates sore and burning muscles. if you think about how acid burns that will give you a clue for questions like this.

your answer is going to be physical weathering