Based on the r groups of the original and substituted amino acids, explain why receptor x changed shape

What was the main aim of the northwest ordinance of 1787

With my drivers ed and i’ll mark you brainliest + free 10 points adjusting the driver's seat is a. only necessary when you purchase a new vehicle b. usually enough to make up for an arm or leg injury c. not necessary if you're only driving a few miles d. not just for comfort

Only people in ap world history can can someone give me a question and a statement to present to the class about chapter 15,16,or17