¿En qué seres vivos y en qué estructura (órgano, tejido, etc.) de los mismos se encuentra el colageno, proteina

Used to water and cool climates, probably not thick coated or fluffy. they most likely have thin coats and have to survive to find food. sorry if this wasn't the answer you were looking for..: )

The zone your looking for is the intertidal zone.

Idont see a question here

Need the answers if its a multiple choice question