HELP I will mark Brainliest, send friend requests, and rate and vote you ① What is Coenzyme A?

A) The enzyme needed for the citric acid cycle

B) An energy storage molecule

C) The product of the citric acid cycle

D) A molecule that combines with acetate

② What is the starting molecule for the citric acid cycle?

A) ATP
B) Glucose
C) Pyruvate
D) CO₂

③ What is recycled at the end of the citric acid cycle?

A) CO2
B) 4 carbon compound
C) NADH
D) 6 carbon compound

Answer any two and I will accept!!!

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 !