Ivan Wallin Quotes

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It is a rather startling proposal that bacteria, the organisms which are popularly associated with the disease, may represent the fundamental causative factor in the origins of species.

Ivan Wallin

Symbionticism, then is proposed as the fundamental factor or the cardinal principle involved in the origin of species.

Ivan Wallin

Natural Selection, by itself, is not sufficient to determine the direction of organic evolution.... Natural Selection can only deal with that which has been formed; it has no creative powers. Any directing influence that Natural Selection may have in organic evolution, must, in the nature of the process, be secondary to some other unknown factor.

Ivan Wallin

Their universal presence in the cell, coupled with the known properties of bacteria, appear to indicate that mitochondria represent the end adjustment of a fundamental biologic process. The establishment of intimate microsymbiotic complexes has been designated "symbionticism" by the author....

Ivan Wallin