Biology Questions and Answers
made of calcium carbonate. Numerous
coral individuals associateintraspecific harmonic ecological in (^)
interaction forming colonies with
hundreds, thoof beings. Water-pusands aermeated solidnd even millions
structures of these colonies, known as
reefs, work as truliving beings. The biggest known corale ecosystems for other
colony is the Great Barrier Reef in the
northeast coast of Australia.however many coral species whose There are
individuals live alone and do not form
colonies.
- Cnidarian identity card.
How are they characterized
according to examples of
representing beings, basic
morphology, type of
symmetry, germ layers and
coelom, digestive system,
respiratory system, circulatory
system, excretory system,
nervous system and types of
reproduction?
Examples ojellyfish, corals,f representin sea anemones, hydra.g beings: (^)
Basic morphology: Type of symmetry: radial. Germ polyp or medusa.layers (^)
and coelom: diploblastics, acoelomate.
Digestive system: incomRespiratory system: nonexistent.plete. (^)
Circulatory system: nonexistent.
Excretory system: nosystem: diffuse. Types of reproduction:nexistent. Nervous
asexual and sexual with metagenesis. larval stage and
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