Recursos educativos reproduction página 4

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Sexual reproduction and fertilisation
EduBook Organización
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Sexual reproduction in animals Most animals reproduce sexually: a new individual is created by the fertilisation of a female ovum by a male sperm. In nearly all species of animals, individuals are…
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Summaries - Human reproduction
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1. Human reproduction and sexual differences Sexual reproduction is the type of reproduction that happens through the union of two different individuals, one male and one female. Human reproduction is…
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Sexual reproduction in plants
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3.1. The life cycle of a plant Plants reproduce by alternation of generations. This means that two types of organisms or different generations alternate during a plant's life cycle or biological…
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Asexual reproduction in animals
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1.1. Types of reproduction The type of reproduction seen in an organism is related to its complexity. The animals that have evolved the most, like vertebrates, reproduce sexually. In contrast, asexual…
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Reproduction in mammals
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Remember what you have studied in this section and answer the questions: Which animals in the table have the largest number of young in one litter? Which have the fewest? In the case of the pig, how…
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Sexual reproduction in animals
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2.1. How do animals reproduce sexually? In sexual reproduction in animals, a new organism is created by the union or fertilisation of two gametes from individuals of different sexes. This type of…
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Summaries - Plant reproduction
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1. Reproduction in flowering plants Most flowering plants reproduce sexually. Their sexual organs are in the flowers. In a flower the calyx and corolla, are the external protective parts, and the…
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Answer. Human reproduction
EduBook Organización
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Remember what you have studied in this section and answer: What is a zygote? How is it formed? What is fertilisation? What route do sperm follow from when they leave the testicles to the moment they…
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Remember - Animal reproduction
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Reproduction is the only vital function that is not needed to keep an individual alive. It ensures the continuation of the species. Although sexual reproduction is a universal characteristic of animals,…
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Summaries - Animal reproduction
EduBook Organización
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1. Asexual reproduction in animals The type of reproduction seen in an organism is related to its complexity. The animals that have evolved the most, like vertebrates, reproduce sexually. In contrast,…
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