Which of the following is not a lifestyle risk factor for cardiovascular disease?
a. physical activity
b. obesity
c. diabetes
d. tobacco use

Being quick to anger, distrusting others, and having a cynical attitude are toxic characteristics of which personality type?

Jacob plans to make reuben sandwiches for all his friends who are coming over to his house on a saturday evening. he is shopping for ingredients that would be required for the sandwiches. which type of bread should jacob ideally buy? a. white bread b. whole wheat bread c. sourdough bread d. ciabatta bread e. rye bread

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.