Nature is wise but also rare and very peculiar, since in certain points of the world geography th...
Image: SlidePlayerIn the human reproduction It is necessary that two parents participate, a woman...
Fertilization is the process by which the transport and fusion of two sex cells (gametes) to give...
In this video I will explain the enzymes, sequences and proteins of transcription.Transcription i...
Image: Health and MedicinesOne of the most important functions of living beings is the reproducti...
Image: SlideplayerThe vesicles or seminal glands are part of the accessory glands of the male rep...
Image: Educational TechnologyThe oviparous animals are all those who need a egg to finish its dev...
In this video we will return to the topic of how blood circulation works and we will do so by tal...
Since its invention at the end of the century XVI, the microscope is a tool that has not stopped ...
Image: Visual AviThe reproduction of living beings it is one of the most important elements of ou...
Image: SlideshareOne of the main functions that living beings carry out is reproduction, which is...
Image: Partsdel.comThe ovum is the female sex cell. Although they have the same function, the egg...