Biology 1

  1. Anatomy
    The study of the structure and shape of the body and its parts.
  2. Physiology
    The study of how the body and its parts work or function.
  3. Characters of life
    • movement
    • responsiveness
    • growth
    • reproduction
    • respiration
    • digestion
    • absorption
    • circulation
    • asslmilation - process of absorbing
    • excretion
  4. Levels of organization
    • atom
    • molecules
    • macromolecules
    • organelle
    • cell
    • tissue
    • organ
    • organ systems
    • organism
  5. Atom
    • the smallest part of an element
    • indivisible by ordinary chemical means
  6. Molecules
    Particle consisting of two or more atoms held together by chemical bonds
  7. Organelles
    specialized structures in a cell that perform specific metabolic functions
  8. Cells
    the basic biological unit of living organisms containing a nucleus and variety of organelles enclosed by a limited membrane
  9. Tissues
    a group of similar cells specialized to preform a specific function
  10. Organs
    a part of the body formed of two or more tissues that performs a specialized function
  11. Organ System
    is a group of organs that work together to accomplish a common purpose
  12. Organism
    represents the highest level of structural organization
Card Set
Biology 1
Bio160 chapter 1