Which of the following is not a potential barrier in verbal communication? Specialized biomedical jargon and vocabulary Varying connotative meaning of words Culture-specific taboos against discussing specific topics Differences in facial expression

What is the type of contaminant that can cause foodborne illness

Christine, a three-year-old child, often wears her mother’s shoes and carries her bag while pretending that she is going shopping. sometimes christine copies her mother in the kitchen by stirring in empty pots. which type of developmental change is christine experiencing? a- social and emotional b- psychological c- physical d- cognitive

You isolate an infectious substance capable of causing disease in plants, but you do not know whether the infectious agent is a bacterium, virus, viroid, or prion. you have four methods at your disposal to analyze the substance and determine the nature of the infectious agent. i. treat the substance with enzymes that destroy all nucleic acids and then determine whether the substance is still infectious. ii. microscope. iii. culture the substance on nutritive medium, away from any plant cells. iv. treat the sample with proteases that digest all proteins and then determining whether the substance is still infectious. if you already know that the infectious agent was either bacterial or viral, which method(s) listed above would allow you to distinguish between these two possibilities? a) ib) iic) ii or iiid) iv