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Erwin Chargaff, Austro-Hungarian biochemist

Theodor Boveri, German geneticist

Theodor Boveri, German geneticist

Phoebus Levene, American biochemist

Theodor Boveri, German geneticist

Oswald Avery, US molecular biologist

Marshall Nirenberg, US biochemist

Wilhelm Johannsen, Danish geneticist

Phoebus Levene, Russian-US biochemist

Maud Menten, Canadian physician and biochemist

Andre Dreyfus, Brazilian geneticist

Alfred Hershey, US geneticist

Hershey and McClintock, US geneticists

Elizabeth Roboz Einstein, Hungarian-US biochemist

James Watson, US molecular biologist

Kary Mullis, US biochemist

Jennie Simpson, Canadian-US geneticist

Geneticists Johannsen and Bateson, 1920s

Sewall Wright, US geneticist

Frederick Sanger, British biochemist

Neel and Miller, US geneticists

Lois MacKay, US biochemist

Edward Doisy, US biochemist

Katherine Pattee Hummel, US geneticist

Selma Hayman, US biochemist

Carl Correns, German geneticist

Curt Stern, German-US geneticist

Maurice Whittinghill, US geneticist

Morgan and Emerson, US geneticists

Yuri Filipchenko, Russian entomologist

Willey Glover Denis, US biochemist and physiologist

Willey Glover Denis, US biochemist and physiologist

Wilhelm Johannsen, Danish geneticist

Helen Redfield, American geneticist

Helen Hunscher, US biochemist

Hans Bauer, German geneticist

Geneticists Bateson and Emerson, 1922

Gowen and Nason, US geneticists

US geneticists at a conference, 1941

Genetics research, mid-20th century

Hollaender and Giles, US geneticists

Raymond Pearl, US biologist

Zhores Medvedev and Vladimir Efroimson

Mather and Thoday, British geneticists

Genetic analysis

DNA analysis

Milislav Demerec, Croatian-US geneticist

Tom Blundell, British biochemist

Sewall Wright, US geneticist

Elizabeth Shull Russell, American geneticist

Martin Rodbell, US biochemist

Edward Mellanby, British biochemist

Maud Menten, Canadian biochemist

Bruce Wallace and Hampton Carson

Edward East, US plant geneticist

Edward East, US plant geneticist

Scientist holding a multiwell plate containing growth medium commonly used in biological research to maintain and grow cells

Scientist viewing tissue samples under a light microscope in a laboratory

Microscopes being used during an experiment in a laboratory

Microscopes being used during an experiment in a laboratory

Biological research

Biological research

Biological research

Florence Seibert, US biochemist

Barbara McClintock, US geneticist

Geneticists Dunn and Ephrussi

Herbert Jennings, US geneticist

Herbert Jennings, US geneticist

Nettie Maria Stevens, US geneticist

US geneticist Barbara McClintock in maize field, 1960s

Edwin Joseph Cohn, US biochemist

Leroy Hood, US biologist

Alfred Hershey, US geneticist

Alfred Hershey, US geneticist

Animal research centre

Maurice Wilkins, British physicist

Henrik Dam, Danish biochemist

Leroy Hood, US biologist

Timofeev-Ressovsky, Soviet biologist

Britton Chance, US biochemist and biophysicist

Rollins Emerson, US geneticist

Calvin Bridges, US geneticist

Maurice Wilkins, British physicist

Mary Jennings and her husband Herbert Spencer Jennings

Prehistoric specimens being prepared for DNA test

Prehistoric specimen being prepared for DNA test

DNA test in anthropology laboratory

DNA test in anthropology laboratory

DNA test in anthropology laboratory

DNA test in anthropology laboratory

DNA test in anthropology laboratory

DNA test in anthropology laboratory

DNA test in anthropology laboratory

DNA test in anthropology laboratory

DNA test in anthropology laboratory

Beatrice Mintz, US embryologist

Theodosius Dobzhansky, Russian-US geneticist

Barbara McClintock, US geneticist

Barbara McClintock.

Beatrice Mintz, US embryologist

Beatrice Mintz, US embryologist

Thomas Hunt Morgan, US geneticist

Francis Crick, British microbiologist

Richard Goldschmidt, German-US geneticist

Thomas Hunt Morgan, US geneticist

Wendell Stanley, US biochemist

Genetic analysis

Isaac Berenblum, Israeli biochemist

Researcher holding a DNA gel during a genetic experiment in a laboratory

Genetic microarray preparation

Genetic microarray preparation

Genetic microarray preparation

DNA fragmentation by ultrasound

Automated DNA sequencing

Automated DNA sequencing

Automated DNA sequencing

Automated DNA sequencing

Automated DNA amplification

Automated DNA amplification

Automated DNA amplification

Automated DNA sequencing flow cell

Automated DNA sequencing flow cell

Leroy Hood, US biologist

Melvin Calvin, American biochemist

First-ever direct DNA image, TEM

Bull gene mapping

Adolf Butenandt, German biochemist

Henrik Dam, Danish biochemist

Lina Stern, Soviet physiologist

Animal research centre

A. Carr-Saunders, British sociologist

A. Carr-Saunders, British sociologist

Jack Schultz, US geneticist

Charles Stockard, US zoologist

Motoo Kimura, Japanese biologist

Dorothy Wrinch, British mathematician

Marshall Nirenberg, American biochemist

Crick hosting a flower party in the 1960s

Charlotte Gower Chapman, American anthropologist

Barbara McClintock, US geneticist

DNA genotyping and sequencing

DNA genotyping and sequencing

Jane Blankenship Gibson, US physicist

Barbara McClintock, US geneticist

Margaret V. Dunham, US biochemist

Thomas Hunt Morgan, US geneticist

Geneticists Bodmer and Lewontin

Theodosius Dobzhansky, Russian geneticist

Helen Redfield, US geneticist

Laboratory centrifuge

Emmanuelle Charpentier and Jennifer Doudna

Theodosius Dobzhansky, Russian-US geneticist

Sergei Chetverikov, Russian geneticist

Russian-US geneticist Dobzhansky with fly maze, 1965

George Shull, US plant geneticist

Tsai-Ying Cheng, Taiwanese-US biochemist

Sewall Wright, US geneticist

Mathilde Lange, US geneticist

Estrella Eleanor Carothers, American zoologist

Robertson, Epling, Falconer, geneticists

Teissier and Sirks, Geneticists

Conrad Waddington, British geneticist

Renato Dulbecco, Italian virologist

Anderson and Kaufmann

Leonor Michaelis, German biochemist

Palaeogenetics lab

Palaeogenetics lab

Palaeogenetics lab

DNA molecule, artwork

DNA molecule, artwork

Portrait of American biochemist James Watson

Genetic research, Western blot test

Transgenic rice research

Transgenic rice research

Transgenic rice research

Transgenic rice research

Elizabeth Lee Hazen and Rachel Brown

Seed storage research

Erich von Tschermak, Austrian agronomist

Ronald Fisher, British geneticist

Alfred Sturtevant, US geneticist

Mary Engle Pennington, US chemist

Francis Collins, US geneticist

Linus Pauling, US chemist

Ruby Hirose, US biochemist and bacteriologist

Handling DNA samples

Handling DNA samples

Freezing DNA samples

Freezing DNA samples

Freezing DNA samples

Handling a DNA sample

DNA genotyping and sequencing

Margaret Reed Lewis, US cell biologist

Pitcher plant research

Plant genetics research

Pitcher plant research

Plant genetics research

Plant genetics research

US geneticist Barbara McClintock and 1978 Rosenstiel Award

Genetics study by McClintock and researchers, 1966