Biology vocabulary words

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Across
  1. 2. occurs within or between cells that regulate cell function
  2. 7. the end result of a biological or chemical process, what was made or created
  3. 10. Substances found in all living things necessary for biological processes
  4. 11. Make a reaction start faster
  5. 12. part of the plant that supports leaves, flowers, and fruits, transports water anddissolved substances from the roots to other parts of the plant.
  6. 13. a substance used for killing insects or other organisms
  7. 16. Destruction of an enzyme by temperature or other factors
  8. 17. organism’s reaction to a stimulus (a change in an organism’s environment)
  9. 19. Plasma membrane layers composed ofphospholipid molecules arranged with polar heads facing the outside andnonpolar tails facing the inside
  10. 23. The fertilized egg that has one set of alleles from mom and one set from dad. It is a diploid cell
  11. 25. anything alive and now in or on the soil
  12. 27. A substance present at the start of a chemical reaction and altered during the reaction
  13. 30. The Passing of traits from parents to children.
  14. 32. an organism that causes disease in a host.
  15. 34. Fat tissues that help keep an organism warm.
  16. 35. the process of making something, such as a new molecule or protein
  17. 36. vascular plant tissue that transports water and dissolved minerals away fromthe roots through the plant
  18. 37. all autotrophs trap energy from the sun. Begginning of the food chain
  19. 38. the process of humans changing an organism's DNA by adding, removing, or changing specific genes
  20. 39. the photosynthetic cells found in the leaves of plants
Down
  1. 1. RNA virus, such as HIV, with reverse transcriptase in its core.
  2. 3. the body system involved in breathing and gas exchange andincludes the nasal passages, the pharynx, the larynx, the epiglottis, the trachea, bronchi,the lungs, and the diaphragm.
  3. 4. a network of tissues and vessels carrying blood and lymph throughthe body, including the heart, arteries, veins, and capillaries.
  4. 5. a large molecule made up of joined monomers
  5. 6. each level of the food chain
  6. 8. the role a species plays in a community; its total way of life
  7. 9. flexible, selectively permeable boundary that helpscontrol what enters and leaves the cell.
  8. 14. a tiny opening on the surface of a plant leaf or stem, surrounded by guard cells,which control the exchange of gases like carbon dioxide and oxygen between the plantand its environment.
  9. 15. a specific characteristic of an organism
  10. 18. regulation of an organism’s internal environment tomaintain conditions needed for life.
  11. 20. An organism that receives different genetic information from each parent
  12. 21. the growth movement of a plant in response to light Reproductive system - the body system involved in producing offspring
  13. 22. one of a pair of cells that function in the opening and closing of a plant’s stomata by changes in their shape
  14. 24. The genetic makeup of an organism
  15. 26. system the body system that controls and coordinates all bodily functionsand includes nerve cells (neurons), the brain, and the spinal cord. Ovule - plant structure that develops into a seed when fertilized.
  16. 28. Antibiotic substance that is able to kill or inhibit the growth of bacteria
  17. 29. the plant organ that anchors it into the ground and takes in water and nutrients.
  18. 31. substance that is able to kill or inhibit the growth of bacteria
  19. 33. the sticky, receptive surface at the top of a flower’s female reproductive organwhere pollen grains land and begin the process of fertilization.
  20. 35. the above-ground part of a plant, including stems, leaves, flowers, andfruits, which is responsible for photosynthesis, nutrient transport, and reproduction.