Ireally need to catch up in my biology class!
what is a pedigree? make sure you know the symbols used in a pedigree and be able to read a pedigree showing multiple generations. you will also need to be able to determine probability of traits being passed from one generation to the next.

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 !