Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Don't know
remaining cards
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

2A Elevate Science

Topic 2 Cell Systems Lesson 1 Structure and Functions of Cells

What is the definition of "structure"? what it is made of; what the parts are
What are the functions of cells? to obtain energy; to bring in nutrients and water; to get rid of toxins
The Cell Theory- What did scientists discover? In the 1600's, scientists discovered that living things are made of cells
The Cell Theory- What made the discovery possible? the microscope
What led scientists to the Cell Theory? New discoveries about cells
Who was Robert Hooke? he looked at Cork Oak Trees; he found "tiny rooms" and called them cells (dead cells)
Who was Anton Van Leeuwenhoek? he observed living cells swimming; animalcules
Who were Schleiden and Schwann? They developed the Cell Theory
What were the principles of the Cell Theory? all living things are made of cells; cells are the basic unit of structure and function in living things; all new cells are produced from existing cells
What is a light microscope? focus light through lenses to produce an image
What is an electron microscope? it uses beams of electrons that can scan the surface of a specimen
Explain magnification. it uses the objective lens (4X, 10X, 40X0 X the eyepiece (10X)
What is resolution? it is how detailed an image is; the higher magnification provides a greater resolution
Created by: carlsond