Which of the following is NOT an explanation for how one gene can produce more than
A. posttranslational methylation and phosphorylation
B. different groups of polypeptides associating to make different proteins
C. various cuts and splices of mRNA
D. different carbohydrates bonded to the protein
As bile is produced, it drains into
C.the central vein.
The study of how disease or injury alters physiological processes is termed
A. comparative physiology.
B. the scientific method.