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Figure 46.0 Frogs mating
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Figure 46.0x1 Utethesia ornatrix mating
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Figure 46.0x2 Red beetles mating
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Figure 46.1 Two from one: asexual reproduction of a sea anemone (Anthopleura elegantissima)
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Figure 46.x1 Aphid giving live birth
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Figure 46.2 Sexual behavior in parthenogenetic lizards (a)
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Figure 46.3 Sex reversal in a sequential hermaphrodite
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Figure 46.4 The release of eggs and external fertilization
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Figure 46.x2 Sea urchin sperm fertilizing an egg
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Figure 46.5 Parental care in an invertebrate
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Figure 46.6 Reproductive anatomy of a parasitic flatworm
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Figure 46.7 Insect reproductive anatomy
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Figure 46.8 Reproductive anatomy of the human male
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Figure 46.8 Reproductive anatomy of the human male (continued)
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Figure 46.9 Reproductive anatomy of the human female
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Figure 46.9 Reproductive anatomy of the human female (continued)
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Figure 46.9x Ovary (left) and follicle (right)
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Figure 46.10 Ovulation
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Figure 46.11 Spermatogenesis
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Figure 46.11x Spermatogenesis: Seminiferous tubules (left), sperm in semen (right)
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Figure 46.12 Structure of a human sperm cell
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Figure 46.13a Oogenesis
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Figure 46.13b Oogenesis
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Figure 46.14 Hormonal control of the testes
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Figure 46.15 The reproductive cycle of the human female
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Figure 46.9x Ovary (left) and follicle (right)
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Figure 46.13b Oogenesis
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Figure 46.16 Formation of the zygote and early postfertilization events
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Figure 46.17 Placental circulation
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Figure 46.18 Human fetal development
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Figure 46.19 Hormonal induction of labor
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Figure 46.20 The three stages of labor
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Figure 46.21 Mechanisms of some contraceptive methods
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Figure 46.22 Ultrasound imaging
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