You want to know what the latest research on asthma and exercise is. Which of these sources is most likely to provide the most reliable and up-to-date information? A. the Centers for Disease Control and Prevention. B. your school nurse. C. www. breatheeasier. com D. your friend Ron, who has asthma

Which popular american sandwich is made by placing a beef patty inside a bun?is an american classic prepared by placing a fried or barbequed beef patty in a bun.

Yuan is a firefighter who provides basic first aid at accident scenes. yuan is an emergency medical

In 2009, a flu pandemic was believed to have originated when viral transmission occurred from pig to human, thereby earning the designation, "swine flu." although pigs are thought to have been the breeding ground for the 2009 virus, sequences from bird, pig, and human viruses were all found within this newly identified virus. what is the most likely explanation of why this virus contained sequences from bird, pig, and human viruses? a) the virus was descended from a common ancestor of bird, pig, and human flu viruses.b) the infected individuals happened to be infected with all three virus types.c) related viruses can undergo genetic recombination if the rna genomes mix and match during viral assembly.d) the human was likely infected with various bacterial strains that contained all three rna viruses.