The most important compound in living beings includes nucleic acid, carbohydrates, proteins and lipids
In photosynthesis o2 is released while in cellular respiration o2 is taken.
Photosynthesis occur in the presence of sunlight while cellular respiration has no boundations
Both require o2.
Both leads to the formation of new substance.
I think the correct answer is B
Answer
Potable water is available in almost all populated areas of the Earth, although it may be expensive and the supply may not always be sustainable. Sources where water may be obtained include: Ground sources such as groundwater, springs, hyporheic zones and aquifers.
Our drinking water comes from lakes, rivers and groundwater. For most Americans, the water then flows from intake points to a treatment plant, a storage tank, and then to our houses through various pipe systems. A typical water treatment process. Coagulation and flocculation - Chemicals are added to the water.
hope this helped i didnt know the exact answer but have a wonderful day :)