Which of the following statements is the best summary of how microorganisms can disrupt the health of organisms? a. microorganisms live in plant and animal hosts. b. some microorganisms break down the organic matter of dead plants and animals. c. some microorganisms form parasitic relationships with plants and animals. d. some microorganisms form mutualistic relationships with plants and animals.

What causes an unsaturated fatty acid to have a different shape than a saturated fatty acid? o a. unsaturated fatty acids have more hydrogen atoms. o b. unsaturated fatty acids have double carbon bonds. o c. unsaturated fatty acids have more nitrogen atoms. o d. unsaturated fatty acids have single carbon bonds.

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.

Which environmental change would most likely result in bullfrog offspring that are able to store more water than bullfrogs in previous generations?