Page 16 - 新思维科学学生用书7 样章

1.3 Specialised cells

1.3 Specialised cells

In this topic you will:

• learn about some specialised animal and plant cells
• explain how the structure of these specialised cells helps them to carry out their
functions.

Getting started Key words

With a partner, think of a suitable way to complete each sentence. absorb

• Cell membranes … adapted
• Cell walls … axon
• A nucleus …
• Chloroplasts … capillary

Be ready to share your ideas with the rest of the class. cilia
ciliated cell
dendrite

function

haemoglobin
mucus

neurone

palisade cell
pigment

red blood cell

root hair cell
specialised

15