7th Grade Life Science

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Life Introduction

Animals and Scientfic Inquiry

Cells

Genetics And Evolution

Ecology

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Cells

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The Cell

How did the invention of the microscope help scientist develop the cell theory?

  • A cell is the basic unit of structure and function in living things.  It performs all of the life functions
  • A living thing can be as small as a single cell as in bacteria. 
  • A living thing can also have millions of cells, each with a different job as in a human
  • Cell Theory History Video

Cell Theory

1.All living things are made up of one or more cells.

2.Cells are the smallest living thing, the basic unit of structure and function in living things.

3.Cells are made from other cells.

How is a plant cell different from an animal cell?

Use the Cell Anology Worksheet. with the pictures of plant and animal cells below.

Animal Cell

Click on the names of the cell parts to find out what their function, or job, is.

Plant Cell

Click on the names of the cell parts to find out what their function, or job, is.

Plant vs. Animal

1.  Plant cells are rectangle shaped, Animal cells are circle shaped.

2. Plant cells are arranged in a grid, kind of like bricks .  Animal cells are all smooched together.

3. Plant cells have a Cell wall and Chloroplasts

4.  Plants have a larger Vacuole then animals

How does the shape of the cell part relate to its function?

Reflection question in your journal-See class assignments.