1. Home
  2. Flashcards
  3. Preview

Organisms

  1. What is biology?
    The study of life, past and present
  2. What does the 7 elements that require life (MRSGREN)
    movement, respire, stimuli, growth, reproduction, excretion, nutrients
  3. List all three parts of the cell theory
    • 1. cells are the basic structural and functional units of life
    • 2. all living organisms are built of one or more cells
    • 3. all cells come from pre-existing cells
  4. What are microscopic meters measured in?
    micrometers
  5. What is the average life span of a red blood cell?
    120 days
  6. What is the average life span of a skin cell?
    20-35 days
  7. What is the average life span of mature sperm cells?
    2-3 days
  8. What is the average life span of a stomach cell?
    2-3 days
  9. What is the outer boundary of a cell called?
    the  plasma membrane
  10. What is the correct terminology for DNA?
    deoxyribose nucleic acid
  11. What are the two different types of cells?
    Prokaryotic and Eukaryotic
  12. Do Prokaryotic cells lack membranes?
    yes
  13. Is there a clearly defined nucleus in Eukaryotic cells?
    Yes
  14. Cell is short for the Latin word cellular which means..?
    Cell compartments
Author
Anonymous
ID
315741
Card Set
Organisms
Description
the study of life, past and present
Updated

  1. Home
  2. Flashcards
  3. Preview