Below are dna sequences for two species. identify how closely the species are related and what proves the relationship. species a tagcttagggacgg species b taccttagggacgg a)the species are not closely related because their nucleotide sequences are almost identical. b) the species are closely related because their nucleotide sequences are nearly identical. c) the species are not closely related because there are many differences between their nucleotide sequences. d) the species are closely related because they have the same number of nucleotides in their nucleotide sequences.