Life Flashcards
What are the three tenements of cell theory
The cell is the structural unit of life
All organisms are composed of 1 or more cell types
Cells can arise only by the division of a preexisting cell
What are the 9 basic properties of cells
They are highly complex and organized Activity controlled by a genetic program Can reproduce Assimilate and utilize energy Carry out many chemical reactions Engage in mechanical activities Respond to stimuli Capable of self regulation The evolve
What are the two classes of sells on earth
Projaryotic
Eukaryotic
What is the nuclear pore complex
Enables movement of molecules into and out of the nucleus
What count as cytoskeletal elements
Actin filaments
Microtubules
Intermediate filaments
What do cytoskeletal elements do
Contribute to cell shape and movement
Provide structural support
Support transport of material
What are the differences between eukaryotes and prokaryotes
Eukaryotes have more more developed cytoskeleton
What does it take to make life
Information
Chemistry
compartments