The catalytic efficiency of many enzymes depends on ph. chymotrypsin shows a maximum value of kcat/km at ph 8. detailed analysis shows that kcat increases rapidly between ph 6 and 7 and remains constant at higher ph. km increases rapidly between ph 8 and 10.part asuggest explanations for these observations. match the words in the left column to the appropriate blanks in the sentences on the right. make certain each sentence is complete before submitting your answer.

What the theory that the sun goes around earth was replaced with the theory that earth goes around the sun this was an exaple of a

Question 1 which of the following allows cells to take in fluids? a. phagocytosis b. pinocytosis c. exocytosis d. receptor-mediated endocytosis question 2 molecules move along their concentration gradient (from areas of high concentration to low concentration) using active transport mechanisms. a. true b. false question 3 which of the following powers active transport (ie. provides the energy for)? a. glucose b. transport proteins c. atp d. phospholipids question 4 what type of lipid is a major component of the plasma membrane? a. cholesterol b. phosopholipids c. proteins d. triglycerides

Match each phylum or class to its correct characteristic