<span>A buffer is able to resist pH change because the two components (conjugate acid and conjugate base) are both present in appreciable amounts at equilibrium and are able to neutralize small amounts of other acids and bases (in the form of H 3O + and OH -) when the are added to the solution.</span>Feb 7, 2016
<em><u>Xylem</u></em> is a part of <em><u>Vascular bundle </u></em>which carry up <em><u>water</u></em> and <em><u>minerals</u></em> from roots of plant to its leaves.
So, the required answer is :
=》A. <em><u>Water and minerals</u></em>
Answer:
There is consistency of the current study's findings with that found in previous research studies.