12/44 = 0.2727
(X100)
= 27
( therefore the percent mass of carbon in carbon dioxide is 27%)
The answer is 60% are active
Prokaryotic cells are simple, ancient cells without a nucleus. Eukaryotic cells are more complex and have a nucleus.
Answer:
If I am correct it is when the weaker individuals or mutated individuals are killed of by other predators or by nature. Because they cannot survive this is natural selection because they are killed of by nature. Then if they are weak their species will go extinct, thus they are naturally selected to die and only the strong species remain.
Answer:
Hi, so the Great Plains are made of sedimentary rock and were subducted and melted to magma which cooled to igneous rock, was uplifted and then formed the Rocky Mountains.
Explanation:
Basically it melted then cooled into igneous rock then was lifted and formed the rocky mountains!
-Hailey :)