On a beautiful fall day we see the trees' image in the pond. we can see the trees in the pond because of what property of light? a) absorption b) diffraction c) reflection d) refraction

What is the difference between bacterial infections and viral infections?

Speed is the ratio of the distance of an object moves to

Viruses can be transmitted through air, water, food, insect bites, and direct skin contact. once a virus gains entry into the body, it invades a host cell in order to? a. synthesize antibodies for defense b. deactivate the host cell's defenses c. access cell processes for reproduction d. metabolize host proteins and grow