Asingle species of squirrel evolved over time into two species, each on opposite sides of the grand canyon. this change was most likely due to

The main role of dna in the  cell is the long-term storage of information. it is often compared to a blueprint, since it contains the instructions to construct other components of the  cell, such as  proteins  and rna molecules.the main function of rna is to carry information of amino acid sequence from the genes to where  proteins  are assembled on  ribosomes  in the  cytoplasm. mark brainliest, my work is good.

When scientist examine data such as historical documents, they are using the "scientific methods"

Iwould assume they all have the sun in the center.