24th Aug '26

B1.1 Keywords

B124
  1. Adaptation (1) - B1:1
    • a change that an organism goes through in order to become better suited to its environment.
  2. Population (1) - B1:1
    • a community of animals, plants, or humans among whose members interbreeding occurs.
  3. Colony (1) - B1:1
    • a group of fungi or bacteria grown from a single spore or cell on a culture medium.
  4. Tissue (1) - B1:1
    • a group of specialised cells that work together to perform a function.
  5. Organ (1) - B1:1
    • a group of tissues that work together to perform a particular function.
  6. Electron microscope (1) - B1:1
    • a microscope with high magnification and resolution, employing electron beams in place of light and using electron lenses.
  7. Prokaryote (1) - B1:1
    • a microscopic, single-celled organism with no distinct membrane-bound organelles.
  8. Standard form (1) - B1:1
    • a system of writing very large or very small numbers to make it more manageable.
  9. Microscope (1) - B1:1
    • an optical instrument used for viewing very small objects, such as mineral samples or animal or plant cells, typically magnified several hundred times.
  10. Eukaryote (1) - B1:1
    • an organism consisting of a cell or cells in which the genetic material is DNA in the form of chromosomes contained within a distinct nucleus.
  11. Ribosomes (1) - B1:1
    • organelles specialised to synthesis proteins.
  12. Organelle (1) - B1:1
    • specialised structures found within a cell.
  13. Magnification (1) - B1:1
    • the action of visibly enlarging an image.
  14. DNA (1) - B1:1
    • the carrier of genetic information, present in nearly all living organisms.
  15. Culture (1) - B1:1
    • the cultivation of bacteria, tissue cells, etc. in an artificial medium containing nutrients.
  16. Cell division (1) - B1:1
    • the division of a cell into two daughter cells with the same genetic material.
  17. Cytoplasm (1) - B1:1
    • the liquid material within a cell which is the site of chemical reactions.
  18. Mitochondria (1) - B1:1
    • the site of respiration within the cell.
  19. Magnitude (1) - B1:1
    • the size or extent of something.
  20. Resolution (1) - B1:1
    • the smallest interval measurable by a scientific instrument.
  21. Microbiology (1) - B1:1
    • the study of microorganisms.
  22. Area (1) - B1:1
    • the total surface of an object.
  23. Xylem (1) - B1:1
    • the vascular tissue in plants specialised to transport water and dissolved nutrients up the plant.
  24. Bacteria (1) - B1:1
    • unicellular microorganisms which have cell walls but lack organelles and an organized nucleus.
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