The fact that positivistic scientists cannot discern the first presence of true man is hardly remarkable.
Accepting the common ancestor theory, he claimed that there were thirty-two ancient lineages of the HLA-DRB1 gene prior to the split (approximately seven million years ago).
Sometimes true men share mere animal survival behavior and sometimes truly human behavior is lost to modern sight due to the ravages of time.
What matters is that genuinely spiritual powers are either present or not, and that these alone bespeak the presence of true man.
For such reasons, some experts have concluded that effective population size cannot be determined using DNA sequence differences alone (Sjödin 2005; Hawks 2008).
Indeed, the most famous genetic study proclaimed as a “scientific objection” to Adam and Eve turned out to be based on methodological errors. Ayala appearing in the journal, (1995), led many to believe that a founding population of only two individuals was impossible.