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B. What is ostia? What is its function​

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Answer:

Ostia are minuscule pores present on the body walls of sponges. The water enters via the Ostia into the spongocoel, the central cavity of the sponge. They also aid in food transport, respiratory exchange, and waste removal.

User Allan Pereira
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Answer:

"Ostia" is a term that has different meanings depending on the context. Here are a few possible meanings:

1. Ostia is a town located near Rome, Italy. It is known for its ancient ruins, including a well-preserved Roman amphitheater and the Ostian Antica archaeological site.

2. In Christianity, "Ostia" (or "host") refers to the small, thin wafer of unleavened bread that is consecrated during the Eucharist and is believed to become the body of Christ. The term comes from the Latin word "hostia," which means "sacrificial victim."

3. "Ostia" is also a term used in biology to refer to a small opening or pore in the body of certain animals, such as insects and sponges. These openings serve various functions, such as respiration, excretion, and the release of reproductive cells.

4. In colloquial Spanish, "ostia" (or "hostia") can be used as a slang term to express surprise, frustration, or anger. It is considered a vulgar expression and is not appropriate in formal contexts.

Without further context, it is difficult to determine which meaning of "ostia" you are referring to or its function.

Step-by-step explanation:

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User Ammar Alyousfi
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