Evolution is defined as the change in frequency of certain traits across generations. The accumulation of new traits may lead to new characteristics or even new species over time. This means that, with time, enough changes can lead to the formation of a new species. Evolution is a continuous, extremely gradual process that has created…
Tag: chromosomes
How to Increase the Chances of Pregnancy
Some couples are able to get pregnant effortlessly, while others experience varying degrees of difficulty. Many couples who are trying to conceive are anxious to do so. Although having intercourse within the “fertile window” is one of the best known ways to increase the probability of fertilization, there are several other ways that couples can…
Spermatogenesis
Spermatogenesis is the production and development of sperm. This process begins at puberty and continues for the remainder of a male’s life. The sperm and the egg, which are the male and female gametes, meet during fertilization. Both gametes are haploid cells; these cells contain 23 unpaired chromosomes, which is half of the human genetic…
Biological Steps to Becoming Pregnant
There are many steps that must occur for a female to become pregnant. Understanding the process of how pregnancy occurs can be beneficial both for those who are trying to become pregnant, and those who wish to avoid pregnancy. For those that wish to avoid pregnancy, we highly recommend using both a barrier method of…