Does dehydration cause blood to become hypotonic (lower osmolarity) or hypertonic (higher osmolarity)? anatomy and physiology please help me w this :( need it now own words please.

Dehydration is the lack of water. hypotonic means a lower concentration of solutes. hypertonic is a lower concentration of water. so i think that the answer is hypertonic because it is a lower concentration of water and dehydration means lack of water.

Rethink and reinvent

The independent variable is the type of music.the dependent variable is the pulse rate.the intervening variable is the age of the subject.if the mother does not like rock, her pulse is likely to not increase.the same might be true for the sister.the friend may like rap and gets excited.to establish cause/effect relationship, all of the subjects must be consistent.hope i .