Lesson · S.2.1
Cell structure and function
The parts of a cell and what each one does, from the nucleus to the mitochondria, and why the TEAS keeps coming back to them.
ObjectiveS.2.1Read1 minExam weightBiology ≈ 20% of Science
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See editions and pricing →What you will be able to do
- Identify the nucleus, mitochondria, ribosomes, and cell membrane by their functions.
- Explain why mitochondria are described as the cell's powerhouse.
- Describe how the cell membrane controls what enters and leaves the cell.
What the lesson concludes
- The nucleus stores DNA and runs the cell.
- Mitochondria produce usable energy.
- The membrane controls what crosses in and out.