6 Weeks Adv. Review

Who is credited with the development of cell theory?

• Isaac Newton

• Robert Hooke

• Charles Darwin

• Albert Einstein

Which of the following is NOT part of the cell theory?

• All living things are made of cells

• Cells come from pre-existing cells

• Cells can only be seen with the naked eye

• Cells are the basic unit of structure and function

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Why are cells considered the basic unit of structure and function?

• They are the largest part of an organism

• They carry out all life processes

• They are visible to the naked eye

• They are only found in plants

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New cells form by:

• Splitting of atoms

• Division of pre-existing cells

• Spontaneous generation

• Creation from non-living material

Prokaryotic cells:

• Have a nucleus

• Lack a nucleus

• Are always multicellular

• Are found only in plants

An example of a unicellular organism is:

• Human

• Oak tree

• Amoeba

• Dog

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An example of a multicellular organism is:

• Bacteria

• Paramecium

• Mushroom

• Cat

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Autotrophic organisms:

• Eat other organisms for energy

• Make their own food using sunlight

• Are always unicellular

• Cannot produce energy

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Heterotrophic organisms:

• Produce their own food

• Get energy from consuming others

• Are only plants

• Use photosynthesis

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The main function of the circulatory system is to:

• Break down food

• Pump blood and transport nutrients

• Control body movements

• Protect the body from infection