. Genetics in relation to agriculture. Livestock; Heredity; Variation (Biology); Plant breeding. SEX IN ANIMALS 541 are those which contain the accessory chromosome or chromosomes. The larger class, therefore, includes the female-producing spermatozoa, the smaller class the male-producing spermatozoa. If this difference in size should be correlated with a slight difference in activity, it is con-. 9,25 0,75 11/25 Fig. 214.—Frequency polygon of head lengths of spermatozoa in the horse.', (Data from Wodsedalek.) ceivable tha
. Genetics in relation to agriculture. Livestock; Heredity; Variation (Biology); Plant breeding. SEX IN ANIMALS 541 are those which contain the accessory chromosome or chromosomes. The larger class, therefore, includes the female-producing spermatozoa, the smaller class the male-producing spermatozoa. If this difference in size should be correlated with a slight difference in activity, it is con-. 9,25 0,75 11/25 Fig. 214.—Frequency polygon of head lengths of spermatozoa in the horse.', (Data from Wodsedalek.) ceivable that chance would favor fertilization with the more active spermatozoa, and would produce a consequent disturbance in the sex-ratio. Moreover, the gametes of the heterozygous sex, since they are made Digitized by Microsoft®. 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 Babcock, E. B. (Ernest Brown), b. 1877; Clausen, Roy Elwood, 1891-. New York, McGraw-Hill; [etc. , etc. ]
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Keywords: ., bookcentury1900, bookdecade1910, booksu, booksubjectplantbreeding
