B1 SPECIALISED CELLS

SPECIALISED CELLS

• SPERM CELLS - reproduction
  -sperm, get male DNA to female DNA.
  -Long tail --> helps it swim
  -Lots of mitochondria --> provide energy it needs
  -Carries enzymes in head --> helps it digest through egg cell membrane
• NERVE CELLS - rapid signalling
  -carry electrical signals from one part of your body to another
  -cells = long --> cover a long distance
• MUSCLES CELLS - contraction
  -contract…