The correct answer is Surfactant
Photosynthesis requires the presence of chlorophyll.
The compound above the arrow in a chemical reaction signifies the catalyst or condition used to facilitate the reaction. It indicates that the reaction requires the presence of that specific compound to proceed or to increase the speed of the reaction.
It is an element a compound requires 2 elements!
Fermentatiion
The European instrument that requires the same breathing technique as the Didgeridoo is the Bagpipes. Bagpipes are popular in Scotland. Playing the Bagpipes is a very complicated venture that requires much practice.
No, water does not reduce hydrogenation. Hydrogenation is a chemical reaction that typically requires hydrogen gas in the presence of a catalyst to add hydrogen atoms to a compound. Water does not have a direct effect on the hydrogenation process.
A
Breathing in requires expansion of the chest.
Aerobic respiration is the process that requires the presence of oxygen to release energy. During aerobic respiration, glucose is broken down in the presence of oxygen to produce ATP, which is the energy currency of the cell.
approval from OCPA
Both B and T Cells
Sunlight and wind can cause weathering.