Manual: In a manual transmission, the problem is not so much the fluid degradation, but rather fluid contamination. This contamination occurs over time as the synchronizers, bearings and gears in the transmission wear out. The resulting metal particles then float around in the lubricant.
A lot of mental illnesses can have a genetic component, yes (eg. depression, bipolar disorder, anxiety, antisocial personality disorder, etc.).
âSome people inherit genes that, one way or another, cause problems with the blood,â Dr. Murray says. Among the types of anemia that can be inherited are: 1  Sickle-cell anemia. 2  People with sickle-cell anemia have a gene that causes the blood protein hemoglobin to form abnormally.