The simplest consist of a single room with a sink in the corner and a toilet behind a partition.
Many viruses are simple, consisting of some genetic material, either DNA or RNA, surrounded by a coat of protein.
Its design is simple, consisting of short videos on all sorts of techniques.
The female reproductive system is simple, consisting of the posterior ovary and paired oviducts.
Optical microscopes can be simple, consisting of a single lens, or compound, consisting of several optical components in line.
These contraptions are very simple, consisting of the equivalent of one or two burners on a gas stove connected by a hose to a propane tank.
The nervous system is very simple, consisting of a nerve ring surrounding the mouth, a ventral nerve cord, and peripheral nerves.
It has been postulated that, because of the large size of Panthalassa, oceanic circulation patterns during the Triassic would have been relatively simple, consisting of enormous single gyres in each hemisphere.
It has been postulated that, because of the large size of Panthalassa, oceanic circulation patterns during the Triassic would have been relatively simple, consisting of enormous single gyres in each hemisphere (see the map).
In most fishes, especially in many marine forms, the auditory mechanism is relatively simple, consisting of macular endings that evidently have been diverted from their primitive functions as detectors of gravity and motion.
