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Zaccharias Janssen
He made the first micrscope with the help of his father Hans. -
First microscope
Galileo's compound microscope was built. -
Robert Hooke
Robert Hooke looks through a microscope and sees cells on a cork.Robert thought cells only existed in plants. -
Anton Van Leeuwenhoek
First man to witness a live cell under a microscope. He discovered blood cells. -
Matthias Jakob Schleiden
He said that all plants are made of cells. He says that the cell is the basic building block of all plant matter. -
Theodor Schwann
Cells are organisms and all organisms consist of one or more cells. The cell is a basic unit of life. These statments are known as the cell theory. -
Rudolph Virchow
Rudolph Virchow said that all cells come from pre-existing cells.He also said that not all plants are made up of cells, which lead to the cell theory. -
electron microscope
and electron microscope magnifies the object in 3D. electron microscopes can magnafie things up 10,000,000 times its normal size. -
Cloning animals
Three generations of mice were cloned from the nuclei of an adult, eight identical calves were cloned, -
Bibliography
http://inventors.about.com/library/inventors/blroberthooke.htm
http://answers.yahoo.com/question/index?qid=20101017142722AANOcB4
http://www.smithlifescience.com/celltheory.htm
http://en.wikipedia.org/wiki/Rudolf_Virchow
http://wiki.answers.com/Q/What_was_Virchow's_contribution_to_cell_theory
http://www.zimbio.com/pictures/sxPvnf-y44B/15+Years+Since+Birth+Dolly+Sheep/cTOQ89LQyVI -
Cell Theory
1.All known living things are made up of one or more cells.
2.All living cells arise from pre-existing cells by division.
3.The cell is the fundamental unit of structure and function in all living organisms.
4.The activity of an organism depends on the total activity of independent cells.
5.Energy flow (metabolism and biochemistry) occurs within cells.
6.Cells contain hereditary information (DNA) which is passed from cell to cell during cell division.
7.All cells are basically the same i
