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Blood vessels: organic conduits carrying blood to the heart and organs. See more

Blood vessels - Visual Dictionary - Copyright © 2005-2016 - All rights reserved.

Heart: four-chambered, egg-shaped muscular organ. The central apparatus of blood circulation. See more

Heart - Visual Dictionary - Copyright © 2005-2016 - All rights reserved.

Female genital organs: set of sexual organs involved in reproduction. See more

Female genital organs - Visual Dictionary - Copyright © 2005-2016 - All rights reserved.

Breast: gland secreting mother's milk. See more

Breast - Visual Dictionary - Copyright © 2005-2016 - All rights reserved.

Male genital organs: set of sexual organs involved in human reproduction. See more

Male genital organs - Visual Dictionary - Copyright © 2005-2016 - All rights reserved.

Sperm: male gamete composed of a head and a flagellum. See more

Sperm - Visual Dictionary - Copyright © 2005-2016 - All rights reserved.

Cleavage of a sygote: cell resulting from fertilization. In dividing, the egg becomes a new being. See more

Cleavage of a sygote - Visual Dictionary - Copyright © 2005-2016 - All rights reserved.

Pregnancy: implantation of a fertilized egg in the uterus. See more

Pregnancy - Visual Dictionary - Copyright © 2005-2016 - All rights reserved.

Infografía que explica el estudio de la evolución biológica a lo largo del tiempo, mediante teorías evolutivas, descubrimientos, personajes y áreas de estudio. Proye ...

Notable colección de dibujos (más de 7100) pertenecientes a la Real Expedición Botánica al Nuevo Reino de Granada (1783-1817) que fue liderada por el gaditano José C ...