a nitrogenous base, a sugar, and a phosphate. A nucleotide is the basic subunit of both DNA bad RNA. It contains a base with nitrogen, a 5-carbon sugar and a phosphate group.
The liver can regenerate up to half of itself
the answer i think be a area a has more predators then area b because if it was disease or lack of food source they wouldn't that low i think
There are called Amino Acids.
