When it is said that the cell membrane has a difference in electrical charge between its inside and the outside, this means the membrane is:

Around the same time every semester, Professor Martinez notices that student absenteeism starts to increase; specifically, students report being sick more around midterm exam time and around the end of the semester

What is most likely contributing to this increase in the number of students missing classes? a. Students are skipping class because they are taking class time to study for exams and complete projects. b. Students are getting less sleep, which makes them more susceptible to illness. c. Students are missing classes because they are experiencing the dread of the exams, and this causes a temporary "school phobia" situation. d. Students are missing classes because they feel that the class lectures that precede midterm and final exams are not as important as studying on their own.

Which of the following best describes the person with paranoid schizophrenia?

a. Jake, who shows bizarre behavior, delusions, and disordered speech but has normal emotions. b. Lincoln, whose schizophrenia involves a chronic pattern of wild excitement followed by muteness and immobility. c. Constance, whose speech is incoherent and filled with invented words but whose emotions are inconsistent and inappropriate for the situation. d. Pauline, who is convinced that her husband is poisoning her food and can hear voices (that others cannot hear) calling her a liar and a thief.