Which of the following regarding the ames test is true? a. it is used to identify newly formed auxotrophic mutants. b. it is used to identify mutants with restored biosynthetic activity. c. it is used to identify spontaneous mutants. d. it is used to identify mutants lacking photoreactivation activity.

Write a program that reads a file consisting of students’ test scores in the range 0–200. it should then determine the number of students having scores in each of the following ranges: 0–24, 25–49, 50–74, 75–99, 100–124, 125–149, 150–174, and 175–200. output the score ranges and the number of students. (run your program with the following input data: 76, 89, 150, 135, 200, 76, 12, 100, 150, 28, 178, 189, 167, 200, 175, 150, 87, 99, 129, 149, 176, 200, 87, 35, 157, 189.)

Match the items with their respective descriptions.

To move a file or folder in microsoft windows, you can click and hold down the left mouse button while moving your mouse pointer to the location you want the file or folder to be, which is also known as.