Man and His Biological WorldGinn, 1944 - 630 Seiten |
Inhalt
WHICH REQUIRES A CONSTANT SUPPLY OF FOOD | 3 |
24 | 53 |
CHAPTER SEVEN All Living Things Reproduce Their Own Kind | 165 |
Urheberrecht | |
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acid acres action active apes bacteria become believed birds blood stream body bones brain Bronze Age called capillaries carbohydrates carbon dioxide carried cause cells cent changes character Charles Darwin chemical chloroplasts chromosomes corpuscles Cro-Magnon culture Darwin diet digestion disease earth effect emotional energy enzymes evidence evolution evolutionary fertilization fibers forest function glands growing growth heredity hormone horse human hundred hybrid increase individual infection intestine known land living lower man's Mendel mental Mesolithic metabolic microorganisms Moreover muscles muscular nature Neanderthal Neolithic nerve nitrogen normal offspring organisms original ovum oxygen pancreas parents pathogenic period phagocytes plants and animals pollen primitive probably produced proteins protoplasm rabbit reason region reproduction result Science seeds seems skin soil species sperm substances sugar supply theory tion tissue trees tube United upper Paleolithic virus vitamin vitamin D walls wild young