American Journal of Botany, Vol. 27, No. 10 (Dec., 1940), pp. 895-905 (11 pages) Periclinal chimeras were obtained in Datura by treating seeds for 3-8 days with 0.2 per cent to 0.4 per cent solutions ...
How did the gut, the skin and musculature evolve? This question concerns scientists for more than a century. Through the investigation of the embryonic development of sea anemones, a very old animal ...
In their publication in Science, Professor Guojun Sheng (Kumamoto University, Japan), Professor Alfonso Martinez Arias (Universidad Pompeu Fabra, Spain) and Professor Ann Sutherland (University of ...
How does the “body” take shape? The body of animals is highly complex, containing distinct regions that carry out specific functions. As the body forms during embryogenesis, three germ layers are ...
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