Scientific Crossword

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Across
  1. 3. A regular solid figure with twelve equal pentagonal faces
  2. 7. In communication, technique whereby two or more independent messages or information-bearing signals are carried by a single common medium or
  3. 10. In astronomy, one of the 39 known moons or natural satellites of Jupiter
  4. 12. A link to a URL stored on a computer so that the user may easily access it
  5. 14. This Vitamin helps to activate certain light-sensitive cells in the retina of the eye that synchronize the animal's daily biological rhythms with the solar light/darkness cycle
  6. 15. The use of mathematical, statistical and computer methods to analyze biological, biochemical, and biophysical data
  7. 16. Similarity of crystal structure between two or more distinct substances of minerals
  8. 18. The human ________________ system is made up of the skin, hair, nails, and associated glands
  9. 19. A ____________ makes maps from information gathered during a survey
  10. 20. The metabolic pathway of the light-independent stage of photosynthesis, which occurs in the stroma of the chloroplasts, is called _________ cycle
  11. 22. Tendency of liquid helium below a temperature of 2.19°K to flow freely, even upward, with little apparent friction
  12. 23. In plants and certain algae, the sexual phase (or an individual representing the phase) in the alternation of generations
Down
  1. 1. This Galaxy, cataloged as M31 and NGC 224, the closest large galaxy to the Milky Way and the only one visible to the naked eye in the Northern Hemisphere
  2. 2. It is one of two pigments found in human skin and hair and adds brown to skin color
  3. 4. Device for detecting electric charge invented by Nollet
  4. 5. The conversion of glucose to glycogen, which is stimulated by insulin from the pancreas
  5. 6. The knowledge gathered by this field of science is important to forensic science as a tool for the analysis of human remains at old crime scenes, mass graves, and mass disaster areas
  6. 8. Instrument used to determine the presence, direction, and strength of an electric current in a conductor
  7. 9. The generic name for a family of high-level languages of great significance in the development of computing
  8. 11. Device whose resistance to electric current depends on the position of some mechanical element or control in the device
  9. 13. It is a family of laboratory techniques for separating mixtures of chemicals into their individual compounds
  10. 17. Study of the groups of specialized cells called tissues that are found in most multicellular plants and animals
  11. 21. An organic phosphorus compound used as a pesticide