Explain how the amino acid substitution shown in figure 1

When your working with the passage-based reading questions on the psat do all of the following except. a)make sure you read each question throughly. b) try to answer each question before you look at the answers. c) plan to spend most of your time reading the passage. d) make sure your answer choice is the most correct number me

Find the number if 3.7% of it is 37% of 37.

Which of the following sections on the sat presents the questions in order of difficulty, from easiest to hardest, within each question type? select all that apply. math test writing and language test reading test