Sentences with phrase «most of these microscopic organisms»

Not exact matches

Evolution occurs at the microscopic level by changes in genes as a result of the survival of the most adapted organisms for the environment in which they live.

Perhaps the most threatening member of the predatory panel is a rotifer, a microscopic organism capable of eating 200 algal cells per minute.

Most are microscopic and unicellular, with a relatively simple cell structure lacking a cell nucleus, and organelles such as mitochondria and chloroplasts.Bacteria are the most abundant of all organiMost are microscopic and unicellular, with a relatively simple cell structure lacking a cell nucleus, and organelles such as mitochondria and chloroplasts.Bacteria are the most abundant of all organimost abundant of all organisms.

The 2.52 billion - year - old sulfur - oxidizing bacteria are described by Czaja as exceptionally large, spherical - shaped, smooth - walled microscopic structures much larger than most modern bacteria, but similar to some modern single - celled organisms that live in deepwater sulfur - rich ocean settings today, where even now there are almost no traces of oxygen.

In most cases, microscopic identification of the organism in a symptomatic pet will support beginning antibiotic therapy.