Practise matching carbohydrates, proteins, lipids, vitamins and minerals to their functions, using food labels and deficiency examples including fibre and water.
The diagram shows a fetus in the uterus of a woman.
The umbilical cord transports blood from the placenta to the fetus.
This blood contains molecules from the mother that are needed by the developing fetus.
Doctors recommend that pregnant women obtain more of some dietary components than women who are not pregnant.
The table shows the recommended percentage increase of some dietary components in the diet of a woman who is pregnant compared to a woman who is not pregnant.
Explain why a woman who is pregnant requires more of each of the dietary components listed in the table.