living things and cells

• nutrition:the way in which living things get rid of food
• excretion: living things get rid of wastes they produce
• 5 main groups: Bacteria, fungi, plants, animals, others.
• vertebrates- animals that have a backbone
• Invertebrates-animals that dont have a backbone.
• Cells: living things are made of cells.
• cells can divide to form 2 cells. This is called cell division.
• Animal Cells- have 3 main parts a cell membrain, nucleus and cytoplasm.
• Cell Membrain- very thin layer that surrounds the cell.
• Nucleus: its function is to act as a control centre around the cell.
• chlorphast: contains a green pigment called chlorophyll.
• cell wall: provides protection to the cell.
• large vacuole: stores food and water.