B1.3.1 - Carbohydrates, Proteins And Lipids Flashcards
What do foods rich in carbohydrate and fats do?
They provide you with energy and help you stay alive
What are protein-rich foods good for?
They are used for the growth and repair of body tissues
Where from and where to do chemical reactions in your body transfer the energy
From chemical stores in food
What is a metabolic rate?
Your metabolic rate is the rate of how quickly chemical reactions in your body transfer energy from chemical stores in food
What do you need to do if your metabolic rate is high?
You need to eat more food
What are carbohydrates made of?
Usually, they are made of smaller molecules like sugar
What type of enzyme breaks down carbohydrates?
Carbohydrases
What particular enzyme breaks down starch?
Amylase
What are proteins formed from?
Amino acids (the order decides what type of protein)
What is the type of enzyme that breaks down proteins?
Proteases
What do protease enzymes break proteins down into again?
Amino acids
What are lipids?
The fats and oils that you eat
What do some animals use lipids for?
Insulation and buoyancy
What are lipids synthesised from?
3 fatty acid molecules and a glycerol molecule
What is the type of enzyme that breaks down lipids?
Lipases
