Life Science CK12 5.3 Bacteria Nutrition

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Across
  1. 1. plant organ that generally grows down into the soil to absorb water and nutrients from the soil
  2. 4. any substance in food that the body needs
  3. 6. type of symbiotic relationship in which both species benefit
  4. 10. blue-green photosynthetic bacteria that added oxygen to Earth’s early atmosphere and evolved into chloroplasts of eukaryotic cells
  5. 12. species that is harmed in a parasitic relationship
  6. 13. the ability to do work
  7. 14. green pigment in a chloroplast that absorbs light energy during the light reactions of photosynthesis
  8. 16. obtain energy by breaking down chemical compounds in their environment, also known as chemosynthetic bacteria
  9. 17. multicellular, heterotrophic eukaryote with specialized cells that lack cell walls; member of the animal kingdom
  10. 18. symbiotic relationship in which one species benefits while the other species is harmed
Down
  1. 2. compound found in living things that contains mainly carbon
  2. 3. type of organism that obtains food by breaking down the remains of dead organisms or other organic wastes into its various components, including nutrients that can be used by other organisms
  3. 5. simple sugar that all living things use to store and transport energy
  4. 7. process in which cells use carbon dioxide, water, and light energy to make oxygen and glucose, an energy-storing sugar
  5. 8. single-celled prokaryotic organism that is a member of the Bacteria domain
  6. 9. double-stranded nucleic acid that stores genetic information; also known as deoxyribonucleic acid
  7. 11. common name of a plant-like protist, which contains chloroplasts and makes food by photosynthesis
  8. 15. an individual living thing