The main idea is that microorganisms are small and they live everywhere possible.
Birds, Salamanders and Sharks are all Endotherms and can manipulate their body temperatures.
The fossil record indicates that the earliest hominids most likely originated in "Africa," since this is the location from which humans eventually migrated to other locations.
Dad 2 is the baby's father because his DNA matches up the most with the babies, hope that helps!
B. trna molicules check the amino acid for errors
