Sentences with phrase «human male reproduction»

Not exact matches

Human sexual intercourse, the sharing of the female and male elements of reproduction, is of itself, unless frustrated, designed to give rise to a new human being — fruit, and in some way image, of the union of the father and the moHuman sexual intercourse, the sharing of the female and male elements of reproduction, is of itself, unless frustrated, designed to give rise to a new human being — fruit, and in some way image, of the union of the father and the mohuman being — fruit, and in some way image, of the union of the father and the mother.

«It is new to use [this] innovative, Darwinian approach to understand one of the mysteries of human sexuality — why the male orgasm is warranted, easy - to - reach, and strictly related to reproduction and the female counterpart [is] absolutely not,» says Emmanuele Jannini, an endocrinologist at University of Rome Tor Vergata.

The report in Human Reproduction shows that while ICSI use has levelled off in some regions, its use is approaching 100 % of assisted reproduction cycles in the Middle East and a few countries in other regions, despite the fact that ICSI was developed for the treatment of male infertility, which is a factor in around 40 % of couples seeking fertility treatment [2].

The researchers also surveyed 50 genes from humans and old world monkeys, of which 18 pertained to male reproduction and the rest did not.

Since humans are single sexed animals it is necessary for male and female of the species to come together and copulate to in order to facilitate reproduction.

Sex dating lesbians and gay defy human biology, which evolved for male, and female to have sexual relationship and not female to female or male to male sexual relationship where reproduction is not possible.

Tasks offer a range of active, visual and practical tasks about animal cells, human reproduction, male and female reproduction, puberty, menstruation cycle, fertilisation, pregnancy and more.