During physical education class, some students ran one mile. After their run, the students recorded changes they experienced. *Select three changes experienced by the students and explain how each change can represent a homeostatic mechanism.
change 1?
change 2?
change 3?

Identify the missing parts of the carbon cycle

If a strand of dna has 35% thymine. what is the percentage of cytosine, adenine, guanine?

Scientists are conducting a study on the effectiveness of a new drug on memory loss. they are giving some of the test subjects the new drug to find out if it improves their long-term memory. which are possible limitations of this study? check all that apply. a) test subjects may want to participate in additional experiments. b) test subjects may think they should be paid more. c) test subjects may get bored and want to quit early. d) test subjects may have to travel during the experiment. e) test subjects may have full-time jobs. this is multiple choice. you for the !