which of the following should be inferred about cells with semipermeable membranes? A Substances other than water may also cross the cell membrane. B Substances other than water may block pores in the cell membrane. C Water enters the cell when placed in environments of high water concentration. (D Water leaves the cell when placed in environments with a low concentration of solutes.

Which best describes the scientific method? a. a path of clearly defined steps that must be followed in a particular order b. a possible answer to a scientific question based on knowledge or research c. the recipe for how to conduct an experiment that must be followed precisely d. the process of hypothesis and testing through which scientific inquiry occurs

Amines amides and amino acids are categories of

The human body maintains a temperature of around 98.6 degrees at all times. enzymes are involved in almost every chemical reaction in the body. which of the following describes the connection between these two statements? a. enzymes function best at a specific temperature. b. the body needs to be warm to prevent hypothermia. c. the body is kept relatively warm to prevent too much enzyme action. d. there is no connection between the two statements.