Answer:G. thurberi
Explanation: because you can really tell. Correct
The Incubator made it possible to maintain a controlled environment for cell cultures because most modern incubators act as a petri dish but in a more controlled state.
Hazardous wastes is wast that is very harmful for the environment like oil. They are difficult to deal with because they are hard to clean up. Again oil is a hard substance to clean up specially if it spills in the ocean.
Answer:
The waves have eroded the sand and then deposited some of it in the water.