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The Supreme Court: Getting the Word Out

Getting the Word OutThe Supreme CourtElecting Our LeadersElection Machinery That WorksRemapping DistrictsPaying for CampaignsGetting the Word OutSwitching Parties Another key controversy…

DK Human Body: Body

WHAT MAKES HUMANS SPECIAL? WHY ARE WE ALL DIFFERENT? CELLSORGANSIMAGINGFIND OUT MOREA human body is made up of 100 trillion CELLS of different types. Similar cells are grouped to form tissue, and…

nucleic acid

(Encyclopedia) CE5 Replication of strands of DNA CE5 nucleic acid, any of a group of organic substances found in the chromosomes of living cells and viruses that play a central role in the…

Malaria: Fever and Ague: Malaria's Symptoms

Fever and Ague: Malaria's SymptomsMalariaIntroductionA Nasty ParasiteFever and Ague: Malaria's SymptomsA Frustrating, Yet Curable, DiseasePrevention and Cure People infected with malaria typically…

Timeline: Key Moments in Black History

A chronology of Black history from the early slave trade through Affirmative Action by Borgna Brunner 1600s • 1700s • 1800–1850 • 1850–1900 • 1900–1950 • 1950–present 1619 Photograph of…

genetic testing

(Encyclopedia) genetic testing, medical screening for genetic disorders, by examining either a person's DNA directly or a person's biochemistry or chromosomes for indirect evidence. Testing may be…

amyotrophic lateral sclerosis

(Encyclopedia) amyotrophic lateral sclerosis (ALS)amyotrophic lateral sclerosisāˌmīətrōfˈik, sklĭrōˈsĭs [key] or motor neuron disease, sometimes called Lou Gehrig's disease, degenerative disease that…

The Supreme Court: Accepting Homosexuality

Accepting HomosexualityThe Supreme CourtSeparating Government PowersWho's in Control—the States or the Federal Government?Killing Gun ControlSupporting Family LeaveAccepting Homosexuality…

Green, Hetty

(Encyclopedia) Green, Hetty, 1835–1916, American financier, b. Henrietta Howland Robinson, New Bedford, Mass. She inherited a large fortune from her father and invested it so shrewdly that she was…

Clare, John

(Encyclopedia) Clare, John, 1793–1864, English poet. A romantic poet who wrote shortly after the vogue for such verse, he had a profound and singular gift for capturing nature in exquisitely specific…