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Biology, 30.04.2021 16:30 Yorlin4441

7) Moluscos bivalvos. G) nematodos
Ejercicio # 2 Escribe, en cada caso, el nombre del grupo de animales invertebrados que
corresponda a la descripción en el espacio que se te provee:
platelminto-
pulpo -
anélidos-
poríferos- corales -
aguaviva-
caracoles-
nematodos
1) Tienen cuerpo en forma de saco. Poseen una sola abertura que sirve de boca y ano, y que está
rodeada por tentáculos.
2) No poseen cavidad en el cuerpo. Algunos son parásitos y otros tienen vida libre. Su cuerpo es
plano.
3) Poseen cuerpo redondo y sin anillos.
4) Tienen cuerpo con poros y canales; viven fijos al suelo o a las rocas.
5) Tienen el cuerpo dividido en segmentos parecidos a anillos.
6) Poseen una concha en forma de espiral.
7) Se mueven por propulsión a chorro.
8) Su esqueleto es duro y forman grandes colonias en el fondo del mar.​

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7) Moluscos bivalvos. G) nematodos
Ejercicio # 2 Escribe, en cada caso, el nombre del grupo d...
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