Does this mammal breathe like all other mammals?Essentially, yes it does. A whale is a mammal, so it has a pair of lungs, not gills like fish. As shown here, whales take oxygen out of the air, not out of water.Eating and Digesting FoodMaintaining a high metabolic rate takes a lot of energy. The energy must come from food.
Scientists have studied prokaryotes for centuries, but it wasn’t until 1966 that scientist Thomas Brock (1926–) discovered that certain bacteria can live in boiling water. This led many to wonder whether prokaryotes may also live in other extreme environments, such as at the bottom of the ocean, at high altitudes, or inside volcanoes, or even on other planets.
Hanging from a bar causes my bicep to feel much harder than when simply holding my arm straight above my head relaxed, without a bar. This was slightly surprising to me: I used to assume that since…
This Scientific American article states that "[human] infestation [by bacteria] begins at birth". This would suggest that unborn babies are free from any bacteria. However, if the mother catches a
