the plants developed due to a lack of water and a need to preserve as much water as possible
Answer:
Negative
Explanation:
There are more electrons (negative charge) than there are protons (positive charge).
Answer:
A 0.9% solution of NaCl (saline) is isotonic to animal cells. When exposing animal tissues to solutions, it is common to use an isotonic solution such as Ringer's buffered saline so as to prevent osmotic effects and consequent damage to cells.
Explanation:
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