Problem:

Question 1: What type of regulations occur at each step in the diagram (A, B, C) below? Explain why one enzyme is active while the other is not?

Question 2: The atomic number of argon is 18. Will argon tend to form bonds with other elements? Explain your answer.

Question 3: How would the variety of organic compounds be different if carbon had seven electrons in its outermost energy level instead of four? Give an example.

Question 4: Briefly describe the key attributes of the three types of non-covalent bonds. How are intermolecular interactions compared? Why are weak non-covalent forces important in molecular recognition? Why are weak non-covalent interactions preferable to covalent bonds in these processes?

Please read all the questions carefully and answer them.