Obesity and diabetes. Both conditions raise your risk of liver cancer. Obesity can lead to nonalcoholic fatty liver disease, which can lead to hepatocellular carcinoma. The higher risk from diabetes may be due to high insulin levels in people with diabetes or from liver damage caused by the disease.
monophyletic. adj. 1. (Biology) relating to or characterized by descent from a single ancestral group of animals or plants. 2. (Biology) (of animals or plants) of or belonging to a single stock. 1  Facebook. 2  Twitter.
A polyphyletic taxon is defined as one that does not include the common ancestor of all members of the taxon [as in (b)] . Well-known monophyletic taxa include Mammalia and Aves (modern birds), recognizable as all furry and feathered vertebrates, respectively.