In biology, a life cycle<span> is a series of changes in form that an </span>organism<span> undergoes, returning to the starting state. "The concept is closely related to those of the </span>life<span>history, development and ontogeny, but differs from them in stressing renewal."</span>
Jellyfish contain 99% of water.
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Harmful algal blooms in freshwater lakes and rivers, or at estuaries, where rivers flow into the ocean, are caused by cyanobacteria, also known as "blue-green algae". They can produce hazardous toxins, such as microcystins, a neurotoxin which destroys nerve tissue of mammals.
Answer:
Bones are much more well vascularized than cartilage so blood cells are able to carry in nutrients and facilitate healing. 2. ... Broken ends of the bone protrude through soft tissues and the skin.
