Quizlet Pre-AP Ch. 1

Print Options

This box will be automatically hidden when printing. Return to Set Page


  1. asexual reproduction: process by which a single parent reproduces by itself
  2. biology: science that seeks to understand the living world
  3. cell: collection of living matter enclosed by a barrier that separates the cell from its surroundings, basic unit of life
  4. cell culture: group of cells grown in a nutrient solution from a single original cell
  5. cell fractionation: technique in which cells are broken into pieces and the different cell parts are separated
  6. compound light microscope: microscope that allows light to pass thru a specimen and uses two lenses to form an image
  7. controlled experiment: test of effect of single variable, changing it while keeping all others the same
  8. data: evidence, information gathered from observation
  9. electron microscope: microscope that forms an image by focusing beams of electrons onto a speciman
  10. evolution: change in a kind of organism over time
  11. homeostasis: process by which organisms maintain a relatively stable internal environment
  12. hypothesis: possible explanation for a set of observations or possible answer to a specific question
  13. inference: logical interpretation based on prior knowledge
  14. manipulated variable: factor in an experiment purposely changed; independent variable
  15. metabolism: set of chemical reactions through which an organism builds up or breaks down materials as it carries out its life processes
  16. metric system: decimal system of measurement based on certain physical standards and scaled on mutiples of ten
  17. microscope: device that produces magnified images of structures too small to see with the unaided eye
  18. observation: use of one or more of the senses to gather information
  19. responding variable: factor which may change in response to manipulated variable; dependent variable
  20. science: organized way of using evidence to learn about the natural world
  21. sexual reproduction: process by which cells from two different parents unite to produce the first cell of a new organism
  22. spontaneous generation: hypothesis (disproved) that life could arise from non-living matter
  23. stimulus: signal to which an organism responds
  24. theory: well-tested explanation; unifies a broad range of observations