The answer is b photosynthesis
The hydrosphere is the combined mass of water found on, under, and above the surface of [the earth.] ⦁ The word comes from the Greek words for "water" and "sphere." ⦁ The hydrosphere includes water in liquid and frozen forms in groundwater, oceans, lakes and streams
Answer:
And unless people interfere, thermal energy — or heat — naturally flows in one direction only: from hot toward cold. Heat moves naturally by any of three means. The processes are known as conduction, convection and radiation. Sometimes more than one may occur at the same time.
Explanation:
The cell cycle is the replication of reproduction of cells, whether in eukaryotes or prokaryotes. It is important to organisms in many different ways, but overall it allows them to survive. For prokaryotes, the cell cycle, called binary fission, allows for them to live on by dividing into two new daughter cells. ( I hope this helped if you are doing this on computer you can copy & paste it. )
