Answer:
A. It is a source of genetic variation
Osmosis in the cell vacuole because the difference of concentrations
outside / inside the cell
Answer: a continental margin
Explanation:
Answer:
Terrabacteria
Explanation:They have round cells, called cocci (singular coccus), or rod-like forms (bacillus). Many Firmicutes produce endospores, which are resistant to desiccation and can survive extreme conditions.