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In the United States, most people are assigned both a biological sex and gender at birth based on their chromosomes and reproductive organs.…
GenderGender-nonconforming peopleGender transitionGender expressionGender NonconformityThe crystal jellyfish, Aequorea victoria, produces and emits light, called bioluminescence.
Green fluorescent proteinFluorescent polymersProteinsBiofluorescenceLuminescenceThis illustration shows George Beadle and Edward Tatum's experiments with Neurospora crassa that indicated that single genes produce singl
Neurospora crassaMicrobiologyX-raysGeneticsEnzymesAngelman syndrome is a disorder in humans that causes neurological symptoms such as lack of speech, jerky movements, and insomnia. A human cell has…
Angelman syndromeGenomic imprintingHuman chromosome 15--AbnormalitiesHuman chromosome 15Happy Puppet SyndromeLeonard Hayflick studied the processes by which cells age during the twentieth and twenty-first centuries in the United States. In 1961 at the Wistar…
PeopleCellsCell populationsCell DeathApoptosisThe International Treaty on Plant Genetic Resources for Food and Agriculture, referred to as the Plant Treaty, was approved on 3 November 2001 by…
LawGermplasm resources, PlantGermplasm resources, Plant--Law and legislationbiodiversityUnited Nations associationsSimon Edward Fisher studied the genes that control speech and language in England and the Netherlands in the late twentieth and early twenty-first…
GeneticsWellcome Trust Centre for Human Genetics (Oxford, England)Language AcquisitionTranscription factorsForkhead Transcription FactorsThe HeLa cell line was the first immortal human cell line that George Otto Gey, Margaret Gey, and Mary Kucibek first isolated from Henrietta Lacks…
HeLa CellsContinuous cell linesResearch EthicsInformed consent (Medical law)Cervix uteri--CancerIn March 2011 the Organic Seed Growers and Trade Association and around sixty agricultural organizations (OSGATA et al.) filed a suit against…
ContextGenetic EngineeringPatent laws and legislationAgricultural biotechnologyTransgenic organismsHermann Joseph Muller conducted three experiments in 1926 and 1927 that demonstrated that exposure to x-rays, a form of high-energy radiation, can…
X-raysRadiationGeneticsMutationDrosophila