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Robert Hooke discovers cells
Robert Hooke (1635-1703) looks at cork under a microscope and discovers cells. He calls them cells, because they remind him of the cells in a monestery. Robert Hooke -
Matthias Schleiden states all plants are made of cells.
Matthias Schleiden publishes his cell theory that states that all plants are made of cells. Mathias Schleiden -
Theodor Schwann states all animals are made of cells
Theodor Schwann publishes is cell theory that states that all animals are made of cells. -
Gregor Mendel starts his studies of pea plants
Gregor Johann Mendel, who was an Austrian monk, began experiments with pea plants. Mendel Web -
Charles Darwin puslishes Origin of Species
Charles Darwin, who was an English biologist published his work “Origin of Species,” which explained units of heredity and variations in species. Charles Darwin Online -
Gregor Mendel publishes his theories on heredity
Gregor Mendel was an Austrian monk who was also a scientist. He stujdies the inheritance of traits in pea plants. He published a paper on his theories of inheritance in 1866. He presented his theories of inheritance and would become known as the father of genetics. -
Sir Francis Galton publishes book Hereditary Genius
Sir Francis Galton published his book, Hereditary Genius, stating that heredity alone is responsible for a person’s character traits. Sir Francis Galton -
Friedrich Miescher discovers "nuclein" which would later be called DNA
"Nuclein" is discovered by Friedrich Miescher as an acidic substance found in the nucleus of white blood cells. It would later be called DNA. DNA would not really be understood for another 70 years Freidrich Miescher -
Walther Fleming discovers chromosomes
Walther Flemming</a>Walther Fleming, a German Biologist discovers how to use dyes to stain cells and discoveres rods he called chromosomes. <a href='http://www.dnalc.org/view/16235-Biography-7-Walther-Flemming-1843-1905-.html' > -
Correns, de Vries & Tschermak rediscover and verify Mendles principals
Correns, de Vries & Von Tschermak</a>Carl Correns, Hugo de Vries, and Erich von Tschermak rediscover the work of Mendel and verify his finding on the principals of heredity. <a href='http://www.dnalc.org/view/16007-Carl-Correns-Hugo-De-Vries-Erich-Von-Tschermak-Seysenegg.html' > -
Stevens & Wilson independently discover X & Y chromosomes
Nettie Stevens and Edmund Wilson independently discover the chromosomal basis for the determination of the sex of an organism. Stevens and WilsonNettie Stevens and Edmund Wilson independently discover the chromosomal basis for the determination of the sex of an organism. -
Creighton & McClintock discover chromosomal crossing over
Harriett B Creighton and Barbara McClintock discover the chromosomal crossing over. -
Avery,MacLeod, & McCarty discover DNA makes up genes and chromosomes
Oswald Avery, Colin MacLeod, and Maclyn McCarty discover that genes and chromosomes are made from DNA. Avery, MacLeod & McCarty -
Chargaff discovers relationship between adenine & thymine and guanine & cytosine
Erwin ChargaffErvin Chargaff discovers that there is a one to one relationship between adenine and thymine and guanine and cytosine in organisms -
Franklin takes x-ray photographs of DNA
Rosalind Franklin is able to take x-ray photographs of DNA. Rosalind Franklin -
Chase & Hershey prove that DNA is the molecule of heredity
Martha Chase and Alfred Hershey are able to prove that DNA is the molecule of heredity. -
Crick & Watson discover the structure of DNA
Francis Crick and James Watson discover the three dimentional double helix structure of DNA;. -
Nirenberg, Holley and Khorana crack the genetic code and identify protein synthesis from mRNA
Marshall Nirenberg, Robert Holley and H. Gobind Khorana crack the genetic code and discovering the synthesis of proteins from mRNA -
Berg & Boyer make first recombinant DNA molecules
Paul Berg and Herb Boyer are able to create the first recombinant DNA molecules -
Genentech is founded to use recombinant DNA to make drugs
Genentech, the first genetic engineering company, is founded and uses recombinant DNA to produce drugs. Genentech History -
The Human Genome Project begins to try to determine the entire DNA sequence in human beings
The Human Genome ProjectThe Human Genome Project is started to determine the entire sequence of DNA in human beings -
Jefferys coins term DNA fingerprinting
Alec Jefferys used the term DNA fingerprinting and is the first to use DNA in legal cases Alec Jeffreys -
First genetically engineered tomatoes
The first genetically engineered tomatoes are produced under the name Flavr Savr -
