BACKGROUND FOR MAN |
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Σελίδα 212
... heterosis. The causes of heterosis may be diverse in different crosses, or different causes may be jointly effective in a single cross. Indeed, full clarification of the phenomenon of heterosis has not been obtained, but two main ...
... heterosis. The causes of heterosis may be diverse in different crosses, or different causes may be jointly effective in a single cross. Indeed, full clarification of the phenomenon of heterosis has not been obtained, but two main ...
Σελίδα 213
... heterosis assumes that heterozygosity of single loci may result in increased vigor as compared to the vigor of the constituent homozygotes; in other words, the heterozygous constitution AA' may confer on an organism a more vigorous ...
... heterosis assumes that heterozygosity of single loci may result in increased vigor as compared to the vigor of the constituent homozygotes; in other words, the heterozygous constitution AA' may confer on an organism a more vigorous ...
Περιεχόμενα
GEORGE GAYLORD SIMPSON | 7 |
ERNST MAYR | 26 |
ALFRED SHERWOOD ROMER | 37 |
Πνευματικά δικαιώματα | |
19 άλλες ενότητες δεν εμφανίζονται
Συχνά εμφανιζόμενοι όροι και φράσεις
adaptation adult albumin allele frequencies anatomy ancestors animals appear areas Australopithecus Australopithecus africanus baboons biology bones brachiating brain Caucasoids chimpanzee complex concerned cultural DeVore dominance early environment evidence evolutionary evolved example existence females field studies Figure forms functions gelada genes genetic genotypes genus Homo gorilla habitats hamadryas hamadryas baboons heterosis hominid Homo erectus Homo habilis human evolution hunting important individual involved isolation knuckle-walking lineage living loci major males mammals Middle Pleistocene million miscegenation modern monkeys and apes morphological mutations nature negroes nonhuman primates observed Olduvai one-male groups original Paranthropus patterns physical pongids population possible Primate Behavior primates probably problem prosimians races racial range relationships relatively represent result rhesus sample sapiens selection similar single skull social behavior social group social organization species specimens Sterkfontein stimulation structure suggests Swartkrans taxa taxon taxonomic tool-using traits variability variation vertebrate