Biomolecules, Organelles, & Cells

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What is Homeostasis?

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Homeostasis is the process by which living organisms maintain a stable internal environment despite changes in external conditions.

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NGSS.HS-LS1-3

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What are the levels of organization in the body from smallest to largest?

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The levels of organization are: cell, tissue, organ, organ system, organism.

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NGSS.MS-LS1-3

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What is the function of the cell membrane?

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The cell membrane controls what enters and exits the cell, maintaining the internal environment.

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NGSS.MS-LS1-2

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What is the role of the Golgi apparatus?

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The Golgi apparatus packages and processes materials before exporting them out of the cell.

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NGSS.MS-LS1-2

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What are the basic points of Cell Theory?

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1. All living things are made of cells. 2. The cell is the smallest unit of life. 3. All cells come from pre-existing cells.

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NGSS.MS-LS1-1

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What is an organelle?

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Organelles are specialized structures within a cell that perform specific functions.

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NGSS.MS-LS1-2

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What is the function of mitochondria?

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Mitochondria are known as the powerhouse of the cell, generating energy through cellular respiration.

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NGSS.HS-LS1-7

NGSS.HS-LS2-5

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What is the nucleus?

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The nucleus is the organelle that contains the cell's genetic material (DNA) and controls cellular activities.

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NGSS.MS-LS1-2

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What is the function of vacuoles?

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Vacuoles are storage organelles that hold various substances, including nutrients and waste products.

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NGSS.MS-LS1-2

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What is the difference between prokaryotic and eukaryotic cells?

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Prokaryotic cells lack a nucleus and membrane-bound organelles, while eukaryotic cells have a nucleus and organelles.