which statement best describes the use of a control sample that is known to be from bighead carp in eDNA survallience

Carbon 14 is a naturally occurring stable

Why is the energy that results from a roller coaster's position at the top of a hill referred to as potential energy?

Which of the following is a characteristic shared by both electron and light microscopes? a. they both employ the use of objective lenses. b. both microscopes require an internal camera to visualize the specimen. c. both microscopes have a resolving power of 0.01 nm. d. they both utilize white light to magnify the specimen.