quiz 1 Flashcards
What is the function of the liver in digestion
To produce bile
What is a substrate
The molecule that an enzyme will join with and change
What is the active site of the enzyme?
part of the surface which joins to a substrate and where the reaction happens
what is bile?
A substance that emulsifies fats and neutralises stomach acid
What is the function of the gall bladder?
to store bile that can be released into the small intestine
In biology, what do we mean by tissue?
A group of identical or similar cells working together to do a particular job
What is the function of the large intestine?
to absorb excess water from digested food
Give an adaptation of the small intestine which improve absorption of digested molecules
structures called villi increase the surface area for increased diffusion into the blood
In biology, what is an organ system
A group of organs working together to perform a particular function
What is the function of the mouth in digestion
To mechanically break up food into smaller pieces to increase surface area
what is the function of the small intestine?
to absorb sugars,lipids,amino acids,vitamins and minerals from digested food
