The primary structure of a protein refers to the sequence of amino acids that
are linked together in a long chain. Which of the following common items
would best represent the primary structure of a protein?
O
A. A burning wax candle placed in front of a small fan
O
B. Two unsharpened pencils held together by a piece of tape
O
C. Beads of different colors joined together on a piece of string
O
D. A dry kitchen sponge sitting beneath a mound of table salt

What is one energy transformation that is taking place in the photo? radiant energy to thermal energy thermal energy to nuclear energy chemical energy to thermal energy radiant energy to chemical energy

What type of organism is a one-celled organism that functions as a single unit? a. bi-celled b. single-celled c. pre-celled d. multi-celled

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 !