Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key


Play button


Play button




Click to flip

9 Cards in this Set

  • Front
  • Back
Robert Hooke
1st to name what he saw.."cells"
smallest unit of live, capable of carrying out all life functions
Anton van Leeuwenhoek
1st to see and discribe living microscopic cells
Cell Theory
1) all living things are made of one or more living cells
2) cells are basic units of scructure and function in an organism
3) cells come only from pre existing cells
Matthias Schleiden
said all plants are composed of cells
Theodor Schwann
said all animals are composed of cells.
Robert Brown
1st to name nucleus
Rudolf Virchow
said cells come only from other cells
Cells are limited by the ____ between _______ and their ______
Cells are limited by the ratio between surface area and their volume.

As cell grows its volume will grow faster than its surface area.