1. What happens in a skeletal muscle when the maximal stimulus is achieved?
2. What is the hepatic portal system and "First PassElimination"?
3. List 3 classes of organisms that have anincomplete gut. (Do not list those that lack a gut.)
4. List the different types of histones and explain in detail their contribution in
1) DNA packaging, 2) chromatin remodeling and3)transcription of DNA.