like CELL MEMBRANE – covers us, keep stuff in and out
Integumentary system – SKIN
like the NUCLEUS, controls all activities
Nervous system – Brain
like the MITOCHONDRIA- makes usable energy from food
Digestive system
like the CYTOPLASM, all materials travel through here from place to place
Circulatory System
like the CELL WALL – gives shape and structure to cell/ body
Skeletal System
cells also must remove waste, into the blood, which is then filtered by the kidney
Excretory system
Only in plants – place for photosynthesis – making own food from sun and water
Chloroplast
