Which of the following statements is consistent with the competitive exclusion principle? a) bird species generally do not compete for nesting sites. b) the density of one competing species will have a positive impact on the population growth of the other competing species. c) two species with the same fundamental niche will exclude other competing species. d) even a slight reproductive advantage will eventually lead to the elimination of inferior species. e) evolution tends to increase competition between related species.

What type of lipids are found in all biological membranes?

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

Which type of bacterial reproduction is depicted in the diagram?