single celled

In other words, the work suggests that Earth's early atmosphere may have been a veritable banquet for the earliest single- celled organisms.

There was thought to be one exception, however, in the form of Giardia, a single-celled parasite with a nasty effect on people.

That's something we humans have trouble enough with, let alone a single-celled organism without a neuron to call its own.

It's effective, as evinced by the fact that many mosquitoes are able to fight off Plasmodium, the single-celled microbe that causes malaria.

This ancestor was a single-celled aquatic eukaryote, and would have had the common features of animal and plant cells described above.

The creatures are single-celled organisms called archaea which are able to thrive in an ecosystem where sunlight never penetrates.

For instance, modern-day ice cracks off Antarctica are "chockablock" with single-celled life-forms, he said.

In malaria, the single-celled parasite is injected into a person by the bite of a mosquito.

The single-celled photosynthetic organisms produce much of the oxygen on earth and are the base of the marine food chain.

Algae is a name for thousands of different organisms. They include single- celled plants as well as kelp and other large plants.

The answers to why and how males became the second sex are coming out of research into microscopic single-celled organisms, bacteria.

Fungi are seen as a diverse group of either single-celled or multicellular organisms that obtain food by direct absorption of nutrients.

So why would a single-celled alga need to be able to produce light?

These are single-celled algae which seem to absorb almost all of the extra carbon dioxide captured when the ocean is fertilised with iron.

In the sea, at the base of what scientists call the food web, are single-celled plants.

The toxins are produced by single-celled plankton called dinoflagellates, which oysters and mussels consume while filtering seawater.

"Pain is probably the earliest most primitive experience around, going all the way back to single celled organisms, " he says.

Composed of filaments or plates of cells, a thallus ranges in size from a single-celled structure to a complex treelike form.

Until now, only single-celled organisms, like bacteria and fungi, have been recovered from kilometres beneath the Earth's crust.

The first Toll-like protein most likely arose in a single-celled organism that was a common ancestor of plants and animals.

Globs of mud pulled from the trench have yielded an assortment of bacteria, fungi and primitive single-celled organisms called foraminifera.

While they spend part of their life as ordinary single-celled creatures, they sometimes grow into truly alien forms.

Scientists have known for some time that life exists at such depths, but they thought it mostly consisted of single-celled organisms.

Plants range in size to tiny, single-celled, blue-green algae, invisible to the naked eye, to giant sequoias, the largest living plants.

At the very base are bacteria, which support phytoplankton and cytoplankton, which support single-celled animals, which support fly larvae.

In an understated way, this large, gloopy, single-celled organism is a beast of surprising intelligence.

Single-celled plants languished in the primeval seas, while a layer of life-supporting oxygen gradually formed above them.

FOR its supporters, the idea of growing single-celled algae on exhaust gas piped from power stations is the ultimate in recycling.

Protists are mostly microscopic and have no organs or tissues. They are single-celled but may occur in colonies.

The other challenge, besides the minimal genome, is to repeat the trick with single-celled algae.

According to Dr Crawford, DHA's first job was to convert light into electricity in single-celled organisms.

Solazyme, another firm based in South San Francisco, wants to use single-celled algae to make its fuel.

The step from single-celled bacteria to single-celled algae may sound like a short one.

Chlorella: This single-celled algae is packed with chlorophyll, enzymes, and anti-oxidants.

Life has evolved from primitive single-celled organisms to complex multicellular ones.

It may lie in the shell of a single-celled, 100-million-year-old life form called a diatom.

In the 1970s, Todd Hennessey claimed that paramecia, the single-celled pond dweller, could be conditioned in the lab.

Many key components first appeared in single-celled organisms, long before animals, brains and even nerve cells existed.

Some phytoplankton are bacteria, some are protists, and most are single-celled plants.

Now shoot forward to our present time and think of our pre-Internet communication systems as sorts of single-celled organisms.

Jellyfish, by comparison, are 10% carbon, and diatoms (single-celled algae that are common in plankton) 20%.

This way, the single-celled cleaning crew can destroy the salt layer with no moisture penetrating the murals.

All sexually reproducing organisms derive from a common ancestor which was a single celled eukaryotic species.

So that light was made by a bioluminescent dinoflagellate, a single-celled alga.

He sometimes single-celled practice really let me get he can't. . .

These "biotic games" involve a variety of basic biological processes and some simple single-celled organisms, such as paramecia.

SB and PB have a broad host range, from single-celled organisms to higher mammals.

Micro-organisms include viruses and single-celled organisms such as bacteria and yeasts.

It does not, however, have any known function in single-celled critters.

There are over 20, 000 species of alga, ranging from microscopic, single-celled diatoms to giant seaweeds .

Single-celled organisms emerged from the primordial soup about 3. 4 billion years ago.

But they don't beat single-celled organisms that emerged about 3. 4 billion years ago.

single-celled or non cellular spherical or spiral or rod-shaped organisms lacking chlorophyll that reproduce by fission;

Prevention and control of harmful organisms in culture of single-celled algae

Your single-celled ILK, microscopic bacteria and algae, have ruled the primordial seas for almost 3 billion years

Study on the Adsorption of Single Celled Green Algae on Copper

in this sample are millions of single-celled organisms

are part of the plankton in the ocean and they represent single celled animals

are single celled animals that live in fresh water and form hard silica shells