What is the smallest unit that can perform all life processes?

• Organ

• Cell

• Tissue

• Organ System

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NGSS.MS-LS1-1

NGSS.MS-LS1-2

What is homeostasis?

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NGSS.HS-LS1-3

What is the basic unit of life?

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NGSS.MS-LS1-1

NGSS.MS-LS1-2

What is the significance of cells having independent lives?

What did Matthias Schleiden primarily work with?

• Animal cells

• Plant cells

• Bacteria

• Viruses

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NGSS.HS-LS2-5

Who proposed that cells structures and not processes give life its character?

• Theodor Schwann

• Henri Dutrochet

• Matthias Schleiden

• Rudolf Virchow

Which scientist worked primarily with plant cells?

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NGSS.HS-LS1-5

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Who proposed the development of tissue as a result of the activity of cells?

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What did Anton Von Leeuwenhoek first discover?

What is the power of the eyepiece lens usually found in a microscope?