Exam 22: Biochemistry

What molecular structure is shown below?

What is the name of the sugar that is also known as levulose or fruit sugar?

Which of the following is the best definition of the term enzyme substrate?

Which of the following correctly lists the three parts of a nucleotide found in DNA?

Which of the following statements is correct? i.The shape and polarity of the active site of an enzyme allows only a few dozen substrate molecules to bind reversibly to the enzyme at a time. ii.If a substrate remains bound to an enzyme,that enzyme molecule can no longer function as a catalyst. iii.Military nerve gases are examples of irreversible inhibitors.