<span>Proteins that minimize fluctuations in pH are known as buffers. A buffering agent can be either a weak acid or weak base. Buffering agents are usually added to water to form a buffer solution, which only slightly changes its pH in response to other acids and bases being combined with it, particularly a strong acid or a strong base.</span>
Oxygen is the by-product or waste product of photosynthesis. Plants do not make oxygen just for us.
Extrusive because it cools down and turns to rock on the outside of volcanoe/ inside earth
A is your answer. it cant be B because H doesn't equal 2 on both sides.it cant be C because S doesn't equal 3 on both sides of the equation . It also cant be D because Au doesn't equal 3 on the first part of the equation so your best answer is A. Hope this helps!!!!
Frameshift, you can either add or delete genes.
Hope this helped! :D
