C. Testes
They should’ve taught you this
A gastrovascular cavity is a digestive sac with only a single opening. An alimentary canal has two openings (a mouth and anus) between its digestive tubes unlike the gastrovascular cavity in which food is ingested and eliminated through the same opening.
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For real lo people just be putting anything
The suns role in the water cycle is to heat the water enough so that it evaporates. This allows the water to rise up into the sky where it is then cooled and condensed into clouds, once the clouds are too dense it rains and the cycle begins again with the sun heating the water. The sun allows the cycle to continue infinitely
Answer:
Los sistemas sensoriales son conjuntos de órganos altamente especializados que permiten a los organismos captar una amplia gama de señales provenientes del medio ambiente. ... Esas señales son transportadas por vías nerviosas específicas (haces de axones) para cada modalidad sensorial hasta los centros nerviosos.