Answer:
B) Curve B represents how water takes longer to heat and longer to cool.
Explanation:
Water takes longer to heat and cool than land, you can go swimming in the begging of winter and still have warm pool. Water represents B because it takes so long to heat and cool. This can be proved because it takes longer to heat water than to cook most dry foods in the microwave.
RNA contains cytosine and uracil as pyrimidine. DNA has cytosine and thymine.
D. No immigration or emigration because one of the conditions required to maintain genetic equilibrium is no movement.