Some organisms appear to be able to denitrify and remove phosphorus.

It was over 3500 million years ago that organisms first appeared in the sea.

However, many other organisms and plant disorders may appear as various soft rot or black lesions.

These organisms appear to be limited to certain amino acids as carbon and energy source.

Miraculously, the huge biological organism appeared to have received some sort of rejuvenating boost- and none too soon.

Millions of Dollars Lost Although not yet visible in the water, the organism appears to be growing quickly, scientists said.

Oxygen is scarce in the environment, and the organism doesn't appear to make any proteins that could possibly protect them from it.

Before organisms appeared, there couldn't have been any rules for evolution.

Gone and Returned This year, scientists reported on May 17 that the organism appeared to be back.

Specific probiotic organisms appear to be effective for particular illnesses, so choosing the right kind is crucial.