Quotes About Biology

There is one thing women can never take away from men. We die sooner.

If women are supposed to be less rational and more emotional at the beginning of our menstrual cycle when the female hormone is at its lowest level, then why isn't it logical to say that, in those few days, women behave the most like the way men behave all month long?

Women are nothing but machines for producing children.

Two red blood cells met and fell in love. But alas, it was in vein.

Roberto DeMatteis had seven species

Even in nonindustrialized societies, girls do not start having children the moment they reach menarche; the average age worldwide for a first baby is nineteen, according to a 2008 article in Science.

our genes' primary goal is not necessarily harmony between mates, but rather greater success for themselves.

In one century, we've added 28 years to our average life span - a change so rapid that our brains couldn't possibly have evolved to accommodate it.

Life preys upon life. This is biology's most fundamental fact.

Physiology is the stepchild of medicine. That is why Cinderella often turns out the queen.

Why should moral distinction be made between death by the spirochete and death by the streptococcus?

Human beings are seventy percent water, and with some the rest is collagen.

in all species for which information is available, once the sex of the fetus is determined, more males than females are aborted.[120]

In reality, all that is needed are a syringe and a few cubic centimeters of semen. Should current experiments with fertilizing eggs with DNA taken from other eggs be extended from mice to humans, soon we will not even need that. The fact that the necessary techniques were invented by men merely adds offense to injury. It is as if each time men try to help women along, men only make themselves more superfluous.

The hypothalamus is one of the most important parts of the brain, involved in many kinds of motivation, among other functions. The hypothalamus controls the "Four F's": fighting, fleeing, feeding, and mating.

Of all domesticated mammals, pigs possess the greatest potential for swiftly and efficiently changing plants into flesh.

Por naturaleza, las mujeres poseen una capacidad para disfrutar del sexo con una variedad de hombres, como mínimo, idéntica al interés de éstos por tener experiencias sexuales con una variedad de mujeres.

Es el orgasmo femenino, no el masculino, el que corre con los riesgos y costes del embarazo, el parto y la lactancia. Sin duda, esto tiene algo que ver con la tendencia de las mujeres a ser más conservadoras, desde el punto de vista sexual, que los hombres.

Los hombres nunca han tenido que poner en un plato de la balanza el placer sexual y en el otro la dolorosa prueba en que culmina el embarazo.

Love is only a dirty trick played on us to achieve continuation of the species.

Love is only the dirty trick played on us to achieve continuation of the species.

Love is a matter of chemistry, but Sex is a matter of physics.

Men reach their sexual peak at eighteen. Women reach theirs at thirty-five. Do you get the feeling that God is playing a practical joke?

If you can trigger the Lazarus reflex in a dead person, why not the orgasm reflex?