The MELTING POINT of the substance is represented bya. A to Bc. C to Db. B to Cd. D to E

answer; i believe the correct answer is ( proteins );

what are the options

the potatoes have high sugar concentrations and although these potatoes were different we could seethe effects that their sugar concentrations had in different environments. for example, the potatoes in sample a, were placed in pure water. this created a hypertonic environment and caused the potatoes to draw in water from its surroundings. we saw the opposite happen with the potatoes in sample b when placed in the sodium chloride solution. the potatoes in this case were in a hypotonic solution and therefore lost water to their surroundings.

answer: b

coz red blood cells marrow and circulates the body for 120 days.