Lesson 1- Cell Structure and Function

The Cell Theory states that all living things are made of one or more ​ (a)   , all cells divide to produce ​ (b)   , identical cells. All cells produce from ​ (c)   cells

• cells
• new
• existing

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Other characteristics are used to define living things.

Choose all that apply.

• Grow

• Use energy

• Respond to their environment

• Reproduce

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Cells can only be observed by using _

• your eyes

• a microscope

• a telescope

What is an example of a single-celled organism?

• Paramecium

• Flower

• Tree

• Cobra

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Match the cell organelles with their functions

• Breaks down food.

• Nucleus

• Converts energy

• Mitochondria

• Allows things in and out of the cell

• Chloroplast

• Captures energy from sunlight

• Cell Membrane

• Contains the cells DNA. The "Brain".

• Lysosomes

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Organelles found in a Prokaryotic Cell. Select all that apply.

• Mitochondria

• Nucleus

• Cytoplasm

• Cell Membrane

How do you know if it is a plant cell over an animal cell?