In griffith's experiments, when heat-killed s strain pneumococci were injected into a mouse along with live r strain pneumococci,

Why is it important to study each branch of earth science?

Which statement best describes how the loudness of the sound affects the high-pressure region created by the sound wave? a. a louder sound has no effect on the pressure created. b. a louder sound means a high-pressure region that is higher. c. a louder sound means a high-pressure region that is not as high.

Which macromolecule catalyzes chemical reactions this be considered enzyme chemical reactions thus he considering enzymes