1.3 Specialised cells

Fat cells:

• broken down for energy
• survive- food short supply
• from adipose tissue

Adaptations:

• small cytoplasm-large fat
• few mitochondria- little energy needed
• expand- 1000 times original size

Contain:

• nucleus
• fat store
• cytoplasm
• mitochondria

Cone cells:

• retina
• make see colour

Adaptations:

• outer segment- visual pigment- changes in coloured light
• visual pigment based on vitamin Amiddle- mitochondria…