History and Parts of Cells

A series of free Science Lessons for 7th Grade and 8th Grade, KS3 and Checkpoint Science in preparation for GCSE and IGCSE Science.

History of Cells
The cell theory consists of 3 parts:

1. All living things are made up of cells.
   
2. Cells are the basic units of structure and function in living things.
   
3. All cells come from other cells.

Parts of a Cell
All living things are made up of cells. The structures of different types of cells are related to their functions.

Animal cells and plant cells have features in common, such as a nucleus, cytoplasm, and cell membrane. Plant cells also have a cell wall, and often have chloroplasts and a permanent vacuole.

How to draw and label the animal and plant cells?

Try out our new and fun Fraction Concoction Game.

Add and subtract fractions to make exciting fraction concoctions following a recipe. There are four levels of difficulty: Easy, medium, hard and insane. Practice the basics of fraction addition and subtraction or challenge yourself with the insane level.

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