Enzymes are catalysts because... (SB1.c) I. They slow down the rate of chemical reactions II. They speed up the rate of chemical reactions III. They lower the activation energy of a chemical reaction

Which are observations about the tree on the right ,? check all that apply

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

The similarities of organisms in which two areas numbered above provide the best evidence for common ancestry between organisms in both locations?