Introduction Flashcards
what can the human eye see to?
100um
what can the optical microscope see
1 mm to 100nm
What range can the electron microscope see
100 um to .1 nm
define obligate parasites
need a host to survive, but are still organisms
define chemotrophism
oriented growth or movement in response to a physical stimulus
define phototrophism
oriented growth or movement in response to physical stimulus
define anabolism
the macromolecular synthesis, construction
Define catabolism
macromolecular degradation, destruction
example of fungi
yeast
example of protists
algae
example of archaea
methanogens
example of bacteria
E. coli
what is a virus
composed of nucleic acids and proteins
Define viroids
composed of RNA
Define prions
composed of protein, causes diseases