The first choice is correct
I think its because it has layers to separate the sugar's
O2 (oxygen) is a covalent compound
Answer:
When replication mistakes are not corrected, they may result in mutations, which sometimes can have serious consequences. Point mutations, one base substituted for another, can be silent (no effect) or may have effects ranging from mild to severe.
hope it's helpful
thank you
Answer:
I think I it is selective breeding also known as artificial selection
