A college student from another country transfers to an american college. He has a cough that he doesn't realize is caused by tuberculosis. He is treated with antibiotics, but they are ineffective because he has a strain of the bacterium that is antibiotic resistant. Which of the following is a good scientific reason to be concerned about public safety?.

Aggregation is the process of all of your data. a. gathering b. analyzing c. collecting d. observing

Ahands-free device may only be used if it can be activated or deactivated with a

Nathan is an ecologist. he’s studying the effect of secondary consumers on primary consumers. his current research focuses on a population of blue jays and crows. they eat caterpillars and mice. if the number of blue jays increases, what are the likely effects on other populations? 1the number of crows will increase. 2the number of mice will decrease. 3the number of mice will remain the same. 4the number of caterpillars will decrease.