It would be A. Commensalism because only the plant is being benefitted in this relationship, whilst there is no harm nor benefits done to the fungus.
Answer:
3215 F would be the platinum melting point.
it boiling point is 6917 F.
Explanation:
There is not much to explain other then heat melts metals when high enough, I know this because I own a forge and platinum is one thing I use for melting.
Dissolved O2 conc. in flask with algae will be higher since photosynthesis produces O2.
