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How can you model scientific thinking in your classroom?
Plasma Membrane
The plasma membrane is a biological membrane that separates the interior of all cells from the outside environment, controlling the passage of substances in and out.
Cytoplasm
The gel-like substance inside a cell, excluding the nucleus, containing organelles and involved in multiple cell functions.
Penetration
The process of entering or piercing through a substance, structure, or barrier.
Escape Hypothesis
A theory suggesting that some cellular organelles, such as mitochondria and chloroplasts, originated from bacteria that once entered a host cell and lived symbiotically.
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