Carbohydrates
What are the two types of carbohydrates?
Glucose and Starch
What are the two types of lipids?
fats and oils
What is the enzyme responsible for breaking down proteins?
Protease
What do digestive enzymes do?
break down food/ large biological enzymes.
Name 3 biological molecules
Lipids, carbohydrates, proteins, vitamins and minerals.
What enzyme breaks down carbohydrates?
carbohydrase
What is the enzyme that breaks down lipids?
Lipase
True or False
Proteins are made up of smaller molecules known as amino acids.
True
Name one example of a protease enzyme.
pepsin
Where does our digestive system start?
The mouth
Which is more soluble: starch or glucose?
glucose
True or False
Lipids are made up of a head that is hydrophobic and a tail that is hydrophilic.
False.
The tail is hydrophobic and the head is hydrophilic
Name 1 of the 3 main functions of proteins.
1. Growth and repair
2. Speeding up chemical reactions in living things (break down foods quicker)
3. Help with life process
Give one example of a carbohydrase (hint - we used this in almost every practical)
Amylase
Where is bile stored?
The gall bladder.
The main function of carbohydrates is for ______________.
Energy
This is the name given to a molecule that can bond with an oil and a water molecule. (Think - washing up liquid)
Emulsifier
What test did we use for protein?
Biuret solution
Name one place in our bodies that amylase can be found.
Mouth, small intestine.
Where are the products of digestion absorbed into the bloodstream?
Small intestine.
What is starch broken down into once digested?
Glucose
What test was used to test for lipids?
Ethanol and water
Does protein need to be broken down for our bodies to be able to absorbed them?
Yes.
Why can we not find amylase in our stomachs?
Too acidic
What happens to an enzyme if it is not in the proper conditions? (De-______)