All animals are made up of cells.
No-one know exactly how many cells there are in the human body , but one estimate is about 100 trillion . That is 100000000000000 cells.
Like plant cells , animal cells have a cell membrane , cytoplasm ,nucleus and mitochondrion
Animal cells have a cell membrane , cytoplasm ,nucleus and mitochondrion.
Animal cells do not have a cell wall , chloroplasts or a large vacuole containing cell sap