Born: 1944Birthplace: North Carolina PCR, Polymerase chain reaction—Mullis invented PCR, the process for amplifying nucleic acids, in 1993 while at Cetus Corporation. PCR has revolutionized the…
(Encyclopedia) anteater, name applied to various animals that feed on ants, termites, and other insects, but more properly restricted to a completely toothless group of the order Edentata. There are…
(Encyclopedia) Great Limpopo Transfrontier Park, c.13,500 sq mi (35,000 sq km; roughly the size of Belgium), the largest multinational park in S Africa and one of the largest parks in the world, in…
(Encyclopedia) sea slug, name for a marine gastropod mollusk that lacks a shell as an adult and is usually brightly colored. Sea slugs, or nudibranchs, are distributed throughout the world, with the…
(Encyclopedia) badlands, area of severe erosion, usually found in semiarid climates and characterized by countless gullies, steep ridges, and sparse vegetation. Badland topography is formed on poorly…
(Encyclopedia) veterinary medicine, diagnosis and treatment of diseases of animals. An early interest in animal diseases is found in ancient Greek writings on medicine. Veterinary medicine began to…
(Encyclopedia) blowfly, name for flies of the family Calliphoridae. Blowflies are about the same size as, and resemble, the housefly; because they are usually metallic blue or green they are also…
WHERE DO WORMS LIVE? HOW DO WORMS SENSE THEIR SURROUNDINGS? WORM CLASSIFICATIONPARASITESFIND OUT MOREEarthworms are the most familiar worms, but there are thousands of other types of these soft,…
WHICH KINDS OF ANIMALS ARE DOMESTICATED? HOW HAVE MODERN CROPS BEEN DEVELOPED? WHAT ARE STAPLE FOOD CROPS? WHERE IS RICE GROWN? MECHANIZED FARMING WHAT IS ORGANIC FARMING? FIND OUT MOREThousands…
Modern ClassificationSystematics, Taxonomy, and ClassificationIntroductionLinnaeusSystematics Analysis TechniquesAlternative Methods of ClassificationModern Classification Over the years, many…
