What is the main tenet of the lock-and-key model for drug activity?

A) There is a connection between drug structure and drug shape.
B) Only certain biological keys can unlock the potential of a drug.
C) The key to a drug's success is to keep it locked away from stomach acid.
D) The biological lock of an enzyme can be activated by using certain chemical keys.
E) all of the above


A

Environmental & Atmospheric Sciences

You might also like to view...

Several companies manufacture large world globes for display in museums, corporate lobbies, and science exhibit halls. If such a globe featured a diameter of 4 m (13 ft), what is the scale of this globe expressed as a representative fraction? (Show your work.) (Hint: Earth’s equatorial diameter = 12,756 km [7926 miles].)

What will be an ideal response?

Environmental & Atmospheric Sciences

The U.S. Army Corps of Engineers has identified a number of unsafe dams in this country. In the overwhelming majority of cases, the problem is that

A. the dam is not high enough for high-rainfall events. B. the dam spillway is inadequate. C. the rocks in which the dam is built are weak. D. the dam itself isn't strong enough to contain the water.

Environmental & Atmospheric Sciences

A depression much larger than the original crater, formed when the volcano collapses into an empty magma chamber is called:

a) vent b) caldera c) basin d) schism e) rift

Environmental & Atmospheric Sciences

Cloud droplets begin forming on ________

Fill in the blank(s) with the appropriate word(s).

Environmental & Atmospheric Sciences