We should eat a balanced diet suitable for our age and lifestyle. Overeating can lead to obesity. Nutrients have to be digested before we can absorb and use them.
What is the name of the enzyme that breaks down starch?
What substances are lipids broken down into?
Glycerol and amino acids
Glycerol and fatty acids
Which chemical is used to test for protein?
What colour is the positive iodine test for starch?
What is the main function of the gall bladder?
To store bile
To make bile
To make enzymes
Which part of the digestive system has the main function of absorbing digested food into the blood?
What is the name of the wave-like contractions that push food through the gut?
Why is Visking tubing a good model of the gut?
It is transparent
It is selectively permeable
It is fully permeable
Which nutrient in the diet prevents the disease scurvy?
Eating which of these substances to excess can cause the disease type 2 diabetes?