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An embryo is the initial stage of development for a multicellular organism. In organisms that reproduce sexually, embryonic development is the part of the life cycle that begins just after fertilization of the female egg cell by the male sperm cell.
Embrión. Para otros usos de este término, véase Embrión (desambiguación). Un embrión es la etapa inicial del desarrollo de un organismo multicelular. En los organismos que se reproducen sexualmente, el desarrollo embrionario es la parte del ciclo vital que comienza justo después de la fecundación del óvulo femenino por el ...
Hace 4 días · Learn about the embryo, the early stage of animal development in the egg or uterus, and how it differs from a fetus. Explore the embryology of humans and other species, and the history of embryo research by Pierre Belon.
During each week of pregnancy, your baby is growing. Here’s a look at what medical terms like embryo and fetus mean in terms of development.
13 de ago. de 2023 · An embryo is the stage of early development after fertilization up to the phase of initial organogenesis. It may also pertain to the multicellular organism itself that undergoes extensive and rapid growth and cell differentiation during the early stage of development.
Learn about the first eight weeks of human development after fertilization, from zygote to gastrula. Explore the stages of cleavage, blastulation, cell differentiation, and germ layer formation with diagrams and examples.
18 de ago. de 2023 · Embryo models are lab-grown structures that resemble early embryo development, but are not covered by embryo regulations. A team of researchers suggests a new definition of human embryo that would include embryo models with fetal potential.
