Which of the following is heavily
regulated in the United States?

A. effluent from factories
B. runoff from agricultural lands
C. runoff from parking lots
D. acid deposition

Which of the following statements is true of enzymes? a)they dont provide an active site for substrates to bind in a reaction b)they act on a specific type of substrate in a reaction c)they unusable after a reaction d)they change shape after a reaction

The energy available as a result of the motion of a body is called energy. -potential -gravitational -kinetic -chemical

Why reason best illustrates why hershey and chase chose to use viruses in their experiment?