These circular DNA molecules are called C: Plasmids
Answer:
Waves interact with matter in several ways. The interactions occur when waves pass from one medium to another. Besides bouncing back like an echo, waves may bend or spread out when they strike a new medium. These three ways that waves may interact with matter are called reflection, refraction, and diffraction.
Explanation:
It is in standard notation
in scientific notation it would be is 5.4 x 10^6
