John typically sits quietly in his desk and listens intently to his teacher. He gets very nervous when called on to answer a question. His upcoming assignment to speak in front of the class about a book he read recently is causing him to lose sleep and feel sick to his stomach. John is likely feeling apprehensive due to his: A. lack of confidence
B. inexperience & lack of preparation
C. fear of being the center of attention
D. negative past experiences

The graph shows a student’s data from an investigation about plant growth in five plants of the same type.

Aresearcher conducting behavioral research collects individually identifiable sensitive information about illicit drug use and other illegal behaviors by surveying college students. the data are stored on a laptop computer without encryption, and the laptop computer is stolen from the researcher’s car on the way home from work. this is an unanticipated problem that must be reported because the incident was (a) unexpected (i. e., the researchers did not anticipate the theft); (b) related to participation in the research; and (c) placed the subjects at a greater risk of psychological and social harm from the breach in confidentiality of the study data than was previously known or recognized. according to ohrp, this unanticipated problem must be reported to the irb in which timeframe? promptlywithin 48 hourswithin 24 hourswithin two weeks

Which statement below accurately describes the carrying capacity of any ecosystem? a. it is not affected by any abiotic or biotic resources. b. it does not affect the species of an ecosystem. c. it is completely dependent upon the food supply. d. it is affected by both abiotic and biotic resources