Which of the following describes an accident chain?

Effective antiviral drugs are usually associated with which of the following properties? a) interference with viral replicationb) prevention of the host from becoming infectedc) removal of viral proteinsd) removal of viral mrnas

Andrew loves to go camping and hiking in the fall. about two weeks after his last camping trip, he noticed an expanding red, target shaped, rash on his arm. to avoid this illness, andrew should have select one: a. boiled his water before drinking. b. avoided contact with ticks. c. avoided contact with fleas found on mice. d. camped only in the spring.

In 2009, 40% of all bicyclist fatalities occurred when the bicyclist, the driver, or both vehicle operators were