Still takes too long for more than three sequences. need a better way! Progressive Methods of Multiple Sequence Alignment Concept- simple: 1-Use DP to build pairwise alignments of most closely related sequences 2-Then progressively add less related sequences or groups of sequences.Still takes too long for more than three sequences…need a better way! • Progressive Methods of Multiple Sequence Alignment Concept – simple: 1-Use DP to build pairwise alignments of most closely related sequences 2- Then progressively add less related sequences or groups of sequences…