The diffusion of water through a semipermeable membrane is a example of and A: osmosis; passive transport
B: osmosis; active transport
C: hydrolysis; passive transport

In an experiment examining the effects tai chi on arthritis pain, callahan (2010) selected a large sample of individuals with doctor-diagnosed arthritis. half of the participants immediately began a tai chi course and the other half (the control group) waited 8 weeks before beginning. at the end of 8 weeks, the individuals who had experienced tai chi had less arthritis pain that those who had not participated in the course.

Gram-negative bacteria have a cell wall that is! and does not accept the stain, making itappear

Describe how viruses and bacteria can be used as biological weapons. what are some of the potential threats and potential benefits? do you agree with the use of viruses and bacteria as biological weapons? why or why not?