A marine biologist and her team capture 56 sea turtles and mark them before releasing them. The following year, they capture 45 sea turtles at the same location. Of the 45 sea turtles, only 20 have the mark from the prior year. What is the estimated population of sea turtles for that location? A.25 sea turtles
B.126 sea turtles
C.160 sea turtles
D.240 sea turtles

Asubject in a clinical research trial experiences a serious, unanticipated adverse drug experience. how should the investigator proceed, with respect to the irb, after the discovery of the adverse event occurrence? a. do not report the adverse drug experience to the irb since it is a common adverse experience. b. report the adverse drug experience to the irb only if there are several other occurrences. c. report the adverse drug experience as part of the continuing review report. d. report the adverse drug experience in a timely manner, in keeping with the irb's policies and procedures, using the forms or the mechanism provided by the irb.

Difference between series and parallel circuits

The electric potential a distance r from a small charge is proportional to what power of the distance from the charge? a. r^-1 b. r c. r^-2 d. r^2