As adjectives the difference between phototrophic and phototropic
is that phototrophic is that contains bacteriochlorophylls while phototropic is having a tendency to move in response to light. An animal or microbe that is positively phototropic will move toward light. One that is negatively phototropic will move away from light.
phototrophic
English
Adjective
(
en adjective)
(of bacteria) That contains bacteriochlorophylls.
See also
*green sulfur bacteria
*purple bacteria
phototropic
English
Adjective
(
en adjective)
Having a tendency to move in response to light. An animal or microbe that is positively phototropic will move toward light. One that is negatively phototropic will move away from light.
Related terms
* phototropism
See also
* phototaxic