If solution X has a 2% concentration of NaCl and solution Y has an 8% concentration of NaCl, which of the following statements is correct?
A. Solution X is hypotonic to solution Y.
B. Solution X is hypertonic to solution Y.
C. Solution X has a higher osmotic pressure
than solution Y.
D. Solution X has a lower concentration of
water than solution Y.
E. Solution X has a higher solute
concentration than solution Y.
A
You might also like to view...
In multicellular organisms, the mechanism most directly responsible for directing development and maintaining homeostasis is gene
A. mutation. B. duplication. C. deletion. D. regulation.
The extensive folding of the inner thylakoid membrane is likely an adaptation to increase the surface area of the light reactions
a. true b. false
Heart block is a condition in which the SA node is properly functioning but the atria and ventricles are contracting out of synch. Which of the following statements explains why this happens?
A) The SA node is working extra hard to make the ventricles catch up. B) The AV node is not sending signals to the ventricles as it should. C) The coronary arteries are not delivering blood to the heart. D) The heart valves are allowing blood to flow backward through the heart.
The total living component of an ecosystem is its
A) niche. B) biotic potential. C) carrying capacity. D) biomass. E) geographic range.