True or False: If a person consumes food containing pathogens that have NOT yet produced toxins, the person is considered
to have a food infection but NOT food poisoning
a. TRUE
b. FALSE
Answer: A
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Lyme disease is limited almost exclusively to the northeastern United States
Indicate whether the statement is true or false.
The diagram below depicts three phylogenetic trees. Which of the two show the same sister group relationships among groups A, B, and C?
A. 1 and 2 are equivalent. B. 2 and 3 are equivalent. C. 1 and 3 are equivalent. D. All 3 are equivalent. E. All 3 are differentâ€"no two are equivalent.
A characteristic of dissipative beach is: a. flat with fine sediments
b. large swash. c. wave energy dissipates directly on beach. d. heavy wave action.
Petrels (a flying and diving seabird) are thought to be one of the closest living relatives to penguins. What type of genes would be most likely to exhibit different expression patterns between these species?
A. Genes controlling skeletal development. B. Genes regulating the digestive tract. C. Genes controlling organ development. D. Genes regulating salt water tolerance.