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from article Forensic botany
Surface of a green bean pod, showing its spines using (a) light microscope (courtesy of David O. Norris) and (b) scanning electron microscope (courtesy of Meredith Lane).
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from article Anthropology
Fossil skulls of four different species of Homo (clockwise from upper left): Homo neanderthalensis, Homo antecessor, Homo erectus, and Homo sapiens. Each skull shows different anatomical variations. (Credit: creativemarc/Shutterstock)
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from article Anthropology
The indigenous inhabitants of Siberut Island (West Sumatra, Indonesia) are known as the Mentawai people. They live a seminomadic hunter-gatherer life in the coastal and rainforest environments of the island. (Credit: Chanwit Whanset/Shutterstock)
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from article Dentition
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from article Pain
Neurophysiology of incoming pain. Sensation from peripheral receptors travels along specific pain nerves, and is modulated throughout the spinal cord and brain. (Copyright © McGraw-Hill Education)
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from article Atomic force microscopy
Principle of AFM.
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from article Atomic force microscopy
Application of AFM imaging to lipid membranes. (a) Nanostructures with well-defined bendings and a ∼30 nm periodicity, formed at the surface of a mixed dipalmitoylphosphatidylcholine/surfactin bilayer supported on mica. (b) Another type of…
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from article Atomic force microscopy
Application of AFM force spectroscopy to the detection of single molecular recognition events. Force–distance curves were recorded between an AFM tip and a substrate functionalized with oligoglucose and concanavalin A, respectively. The ∼100 pN…
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from article Virus, defective
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from article Virus, defective
Electron micrographs of virion and defective interfering particles of vesicular stomatitis virus. (a) Defective interfering particle with a 50% deleted RNA. (b) Defective interfering particle with an 85% deleted RNA. (c, d, f) Defective interfering…
