True or False:
1. Deoxyribonucleic acid (DNA) provides the instructions for life, from single-celled microbes to multicellular organisms.
2. Although it seems complex, you can understand the structure of DNA by focusing on its basic building blocks, called DNA nucleotides. These DNA nucleotides provide the instructions cells need to transcribe RNA, translate protein, and ultimately, conduct cellular processes.

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 !