is what allows us to see objects? A. the angle of Incidence

B. Reflection

C. Absorption

D. Transmission

E. Refraction

Imagine that you have produced several versions of lactase, each of which differs from normal lactase by a single amino acid. describe a test that could indirectly determine which of the versions significantly alters the three-dimensional shape of the lactase protein.

Ionic compounds are made of ions, and yet the overall charge of an ionic compound is neutral. why?

Displacement is the slope of a velocity vs. time graph a. true b. false