The diagram shows a roller-coaster track. Assume that the system is closed. At point E, the roller-coaster has just exited the vertical loop.

Ocean waves move up and down in circles, but transmit horizontally toward the shore.

Which of the following determines the specificity of a dna probe? a. type of radiation b. level of enzymatic activity c. number of neutrons d. complementary base pairing

Kinases add - groups to other enzymes. this activities some enzyme while inhibiting other