منابع مشابه
Artificial Parthenogenesis and Fertilization (1913), by Jacques Loeb
Jacques Loeb [5] is best known for his embryological work investigating parthenogenesis in invertebrates. Artificial Parthenogenesis and Fertilization [4] is a revised and English-translated work from his earlier book, Die chemische Entwicklungserregung des tierischen Eies (1900). Artificial Parthenogenesis [6] describes Loeb?s many and varied methodical experiments to initiate egg [7] developm...
متن کاملThe Formation of the Aster in Artificial Parthenogenesis
In normally fertilized eggs the development of the aster is attributed to a substance carried into the egg by the spermatozoon. The aster first makes its appearance in the form of diminutive radiations surrounding the neck-piece of the spermatozoon within a few minutes after it has entered the egg. The writer 1 has shown that the formation of the radiations is accompanied by a jellying of the c...
متن کاملConsciousness: Natural and Artificial
Based on results from evolutionary psychology, we discuss important functions that can be served by consciousness in autonomous robots. These include deliberately controlled action, conscious awareness, self-awareness, metacognition, and ego consciousness. We distinguish intrinsic intentionality from consciousness, but argue it is also important to understanding robot cognition. Finally, we exp...
متن کاملNatural and Artificial Minds
The framework of this chapter is a hypothetical scale of comparative animal intelligence that includes measures of the ability to use concepts and logical operations. The scale is hierarchical and equates intelligence with learning ability. The scale is exhaustive, because it includes all the basic forms of learning from which all other kinds of learning are constructed and because it is applic...
متن کاملPhenotypic evolution and parthenogenesis
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ژورنال
عنوان ژورنال: The American Naturalist
سال: 1905
ISSN: 0003-0147,1537-5323
DOI: 10.1086/278491