Answer:
1) All organisms are composed of one or more cells
Explanation:
The endosymbiotic theory hypothesizes that mitochondria and chloroplasts were formed when <u>prokaryotic </u>cells were engulfed by larger cells that were precursors to <u>eukaryotic </u>cells.
prokaryotic ; eukaryotic
Answer:
the coldest of all the biomes.
They are neither plants nor animals. They fall in the dustbin kingdom.