S1 science ?

organelles:
cell membrane -- which wraps up whole cell
cytoplasm -- content of cell
nucleus (not true for mature red blood cells -- they have no nucleus) -- has DNA, controls cellular metabolisms
mitochondrion (plural: mitochondria) -- for respiration, releasing energy

those're enough for S1 students.


chemicals:
water
proteins
lipids

animal cell contain :
nucleus
cell membrane
cytoplasm
ribosome
cytoskeleton
........


plant cell contain :
cell wall
nucleus
cell membrane
cytoplasm
chloroplast
vacuole
peroxisome
........


Common components:
nucleus
cell membrane
mitochondrion
rough endoplasmic reticulum
cytoplasm
golgi vesicles
...