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Poriferans and Cnidarians 1ºB IES PAL 21-22 - Contenido educativo

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Subido el 28 de marzo de 2022 por Rafael Miguel M.

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Vídeo de manos sobre poríferos y cnidarios (invertebrates project)

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Hello everyone, we are Marta, Lorenzo, and Susana, and we are going to talk about Nidariums and Polycaps. 00:00:00
Nidariums. Nidariums are two groups of Nidariums. Jellyfish and Polyps. 00:00:12
Nidarians have a radial symmetry. They have similar parts around the central axis. 00:00:29
Nidarians always travel in aquatic places. 00:00:39
Poriferans. Poriferans have a radial or asymmetrical symmetry. 00:00:45
Asymmetrical symmetry means that the two sides are ventricles. 00:00:54
Polyphera are attached to deeper systems. 00:01:03
Polyphera do not have digestive system while lidarians do. 00:01:11
Polyphera have respiratory system while lidarians do not. 00:01:25
Both of them do not have nervous system. 00:01:32
Corybaras and Cnidarians do not have endocrine system. 00:01:48
Corybaras and Cnidarians don't have endocrine system. 00:01:53
And both of them have a reproductive system. 00:01:57
Cnidarians have a very simple nervous system, which is composed only of nerve. 00:02:09
Cnidarians have a digestive system. 00:02:19
Nidarians have a digestive cavity that communicates with the outside through a hole that serves as mouth and anus. 00:02:21
Nidarians reproduce lactate today. 00:02:31
Nidarians are an alternative generation. This means they go from polyps to yellowfish during their life cycles. 00:02:34
Polyps reproduce asexually and deliver sexual. 00:02:44
A very famous periphery is the spondylochrome, a very famous periphery is the spondylochrome, 00:02:48
The sources that we have used today is the biology book and two books. 00:03:29
We hope you have learned and that you like how we invertebrate animals. 00:03:42
Thanks for watching. 00:03:46
Idioma/s:
en
Autor/es:
Alumnos/as de 1ºB del IES PAL
Subido por:
Rafael Miguel M.
Licencia:
Todos los derechos reservados
Visualizaciones:
83
Fecha:
28 de marzo de 2022 - 19:16
Visibilidad:
Público
Enlace Relacionado:
https://es.padlet.com/rmaroto/invertebrates1B
Centro:
IES PINTOR ANTONIO LOPEZ
Duración:
04′ 10″
Relación de aspecto:
1.78:1
Resolución:
1920x1080 píxeles
Tamaño:
32.67 MBytes

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