Cytosine pairs with guanine and thymine pairs with adenine.
I think they are the constituents of granite. Granite is a common type of felsic intrusive igneous rock that is granular and phaneritic in texture. It is the most widespread of igneous rocks, underlying much of the continental crust. It is mined as either crushed stone or dimension stone mainly using open pit mining methods.
Some answers can be:
When there is no selective pressure
When there is low gene flow
When there is a bottleneck
Answer:
random but okay yes
Explanation: very hot *thumbs up*
In my opinion mixed layers would be the best choice
