IB SEHS Topic 3 - Energy Systems

Front

Which are micronutrients? Options: Water, lipids, proteins; carbohydrates, fibre, proteins; vitamins, minerals; vitamins, minerals, water

Back

vitamins, minerals

Front

What is the role of carbohydrates?

Back

Source of energy

Front

Which is the function of proteins?

Back

Build tissues

Front

What is the chemical composition of a protein molecule?

Back

Carbon, hydrogen, oxygen and nitrogen

Front

What is the ratio of C to H to O in a glucose molecule?

Back

1:2:1

Front

What is the composition of the triacylglycerol molecule?

Back

One glycerol molecule and three fatty acids

Front

What characterizes saturated fats?

Back

They have no double bonds between the individual carbon atoms of the fatty acid.

Front

What is a condensation reaction?

Back

the linking of a monosaccharide to another monosaccharide, disaccharide or polysaccharide by the removal of a water molecule

Front

What is a non-essential amino acid?

Back

A building block of a protein, which can be synthesised by the human body.

Front

What is the energy content per 100 g of protein?

Back

1720Kj