_RER: (rough endoplasmic reticulum)
it's role is to carry the ribosomes(subunits)
_mitochondrion: gives energy for the cell for its motility
_golgi body: responsible for maturation of the protein
Answer: The deep-sea organisms found today have undergone evolution in the past and are very complex now because their body structure also varies from that of the organisms that are present at a lower depth.
The bodies of these organism does not contain any air cavities in which the pressure could exert. It is because of this, the organism are quite solid without any air in their bodies, thereby they can withstand extreme high pressure.
Answer: Differences of opinions, ethics, and rivalry possibly
