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Home > Miscellaneous Articles > Males and Evolution

Males and Evolution

There's a strange phenomenon that occurs in many diverse species. Some animals can control whether they give birth to males or females. What has been noticed is that when food is plentiful they give birth to more males and when conditions are harsh they give rise to more females.

In one sense, males are luxury. When conditions are tough the species is concerned simply with surviving and more females gives a greater chance of producing more offspring, as one male can inseminate a number of females. This is, however, at the expense of genetic diversity. Half the genes come from the father and half from the mother so if a number of offspring have the same father there is less diversity.

There is another reason why producing fewer males is detrimental to the species, however. In mammals, and in some other species, the female produces all her eggs at birth. In a human this can be up to around 800,000 although usually only one a month will be released. These eggs contain the genetic material that will be past to the offspring. In males the genetic material is contained in the sperm which is created moments before intercourse. This means that the genetic material is created at the time of intercourse.

Modern science assumes that the genetic combination that produces the offspring is randomly produced. Attributing something to randomness is simply a smug way of saying that they don't know, a theme I will return to later. If the male evolves over the course of his life then the characteristics of the genetic material in his semen will change, If the female evolves over time, however, there is no such change in the genetic material in the eggs as these were produced at birth. This is why males are important to the evolution of a species but can be dispensed with when times are rough.

Scientists claim that much of the genetic material in humans is 'junk'. What they mean is that they cannot find why it's there. It is typical of their arrogance that because they don't know what it does, they assume it does nothing. In fact, it is essential to development but I will explain more on this later.

© 2012 Philip Braham Writings