Medicine is: -a chemical substance used to treat, prevent, or diagnose a disease -a chemical substance that alters one or more functions of the body -the promotion of the health of an entire community by controlling the spread of disease -the art and science of treating and preventing disease

Why is important to cover your hands and feet in cold weather? a. they are furthest from your heart. b. they are often last to receive blood flow. c. they can suffer from tissue damage in cold weather. d. all of the above

Which of the following statements describes the lysogenic cycle of lambda (λ) phage? a) after infection, the viral genes immediately turn the host cell into a lambda-producing factory, and the host cell then lyses. b) most of the prophage genes are activated by the product of a particular prophage gene. c) the phage genome replicates along with the host genome. d) the phage dna is copied and exits the cell as a phage.

Mechanical sissy washers are required to have