90% of the energy is used up between levels, and the remaining 10% stays in the tissues to be passed on.
Answer:
metabolism is the set of the chemical reactions that release energy for cellular processes.
It’s answer C because of eutrophication
Archea are known to survive harsh conditions.
My Answer: Vestigial organs
Why?: " Vestigial organs are physical structures that were fully developed
and functional in an ancestral group of organisms but are reduced
and unused in the later species."
Hope I helped! :D