Lawn fertilizers often contain phosphorus. Sometimes these fertilizers runoff into lakes. Once in a lake, the excess phosphorus may affect algal growth and cause eutrophication in the lake. Which BEST describes how the phosphorus affects the algae?
A. It improves algae adaptability.

B. It increases the number of trophic levels algae occupy.

C. It reduces algae habitat size.

D. It increases the carrying capacity of lakes for algae.

In german cockroaches, curved wing (cv) is recessive to normal wing (cv+). bill, who is raising cockroaches in his dorm room, finds that the frequency of the gene for curved wings in his cockroach population is 0.6. in his friend joe’s apartment, the frequency of the gene for curved wings is 0.2. one day joe visits bill in his dorm room, and several cockroaches jump out of joe’s hair and join the population in bill’s room. bill estimates that, now, 10% of the cockroaches in his dorm room are individual roaches that jumped out of joe’s hair. what is the new frequency of curved wings among cockroaches in bill’s room? 0.69 0.4 0.5 0.31 0.20

Why does miranda have that particular vision of dr hildesheim answer?

Dna and rna share a number of similarities,but they also differ in certain aspects of their structure. wich nitrogenous base is found in rna but is not found in dna