Time lapse of cell division from the second cleavage. The animal pole is clearly visible in the upper half of the image.




This is, of course, another zygote developing shown with a time lapse.
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Alex E

Ecoclimax is defined by Odum (1969) as the culmination state after a succession in a stabilized ecosystem in which maximum biomass (or high information content) and symbiotic function among organisms is kept per unit of available energy flow.