Answer:
Universe
Explanation:
This should go to physics category
The big bang theory is derived from the observed universe, and the microwave background signal that arrived to earth...
The evidence would be all the different types of species
There's been a lot of bad news for polar bears recently. In 2007, for example, scientists reported that if global warming continues unabated, the population could drop two-thirds by 2050.
Hollow bones are always a disadvantage because it means that they are less sturdy and easier for predators to break.
<span>Pancreas. The pancreas does so by having beta cells that secrete a certain amount of insulin after consumption of food. There are then delta cells that regulate the beta cells, and then gamma cells that in turn regulate the delta cells.</span>
