. Adventures with animals and plants. Biology. 486 Organisms Are Products of Heredity and E?wiron?nent unit ix. Fig. 434 These hogs are of the same age. The one on the left was raised on clean gronnd; the other was raised on grotmd infected by parasitic worms. Of what impor- tance is the enviromnent? Might there be another reason for the difference between the hogs? (u. s. department of agriculture). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly rese
. Adventures with animals and plants. Biology. 486 Organisms Are Products of Heredity and E?wiron?nent unit ix. Fig. 434 These hogs are of the same age. The one on the left was raised on clean gronnd; the other was raised on grotmd infected by parasitic worms. Of what impor- tance is the enviromnent? Might there be another reason for the difference between the hogs? (u. s. department of agriculture). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Kroeber, Elsbeth, 1882-; Wolff, Walter Harold, 1901-. Boston : D. C. Heath
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Keywords: ., bookcentury1900, bookpublisherbostondcheath, booksubjectbiology
