At National 5, you will need to know cell ultrastructure and functions — cell wall, mitochondrion, chloroplast, cell membrane, cytoplasm, vacuole, nucleus, ribosome and plasmid using examples from typical plant, animal, fungal and bacterial cells.
You will also need to know that the cell wall is made of cellulose in plant cells but of different materials in fungal and bacterial cells.
The following links offer some useful revision on Cell Structure to support your learning:
West OS – Cell Structure Video Lesson
To help with your learning, you may also wish to try some of the following resources: