It is the sun. You start with photosynthesis.
Answer:
depende de que animal y de que especie pertenezca,si es un animal en peligro de extincion pues si reduciria y si no es de especie de peligro de extincion no reduciria porque se reproducirian facilemente
The answer is B. Cnidarians
Cnidarian body has no left or right side, only tom and bottom surfaces. If you divide cnidarian a about central point, you will get equal parts. So, cnidarians are radially symmetrical animals. This group includes hydroids, jellyfish, anemones, and corals. In all groups, animals have stinging cells on tips of tentacles. They use them to capture the prey. Their name literally means stinging creatures.
As the ocean level rises sea water floods inland and puts a risk to water reserves like dammed lakes and other places by contamination
I'm guessing its so they can be able to diagnose a patient and see whether they need treatment or not
