(BIRDS)
were the first they had feet the wings
A mutation is a change in DNA, the hereditary material of life. An organism's DNA affects how it looks, how it behaves, and its physiology.
Cooks add salt to water in order to further flavor their food via osmotic behaviors.
Physical Geography is a sub-train of two significantly bigger fields of study - Geography and Earth Sciences. The primary reason for Physical Geography is to clarify the spatial attributes of the different common wonders related with the Earth's hydrosphere, biosphere, climate, and lithosphere
No. It was an idea that yielded common positive results. “Not a good theory” is biased terminology. New technology can yield new information, but it does not mean that it was not a good theory.