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Homeostasis can occur at the cellular level or the system level true or false?

No organism can "maintain" homeostasis. Everything dies in the long run! Other than that, it depends on the organism. Unicellular organisms like bacteria have no problem maintaining homeostasis at a cellular level, [but complex multicellularorganisms like us are dependent on the other cells and organ systems of our body (not to mention other organisms) to survive].


Why do multicellular organisms generally live longer than unicellular organisms?

A multicellular organism usually lives longer than a one-celled organism; one-celled organism is limited to the life span of a multicellular organism, however, is not limited to the life span of any one of it's cells


Compare cells of plants animals and unicellular organisms?

Plant Cells: Cell Wall, Cell membrane, nucleus, ribosomes, endoplasmic reticulum, Golgi bodies, cytoplasm. Animal cells : Cell membrane, nucleus, ribosomes, endoplasmic reticulum, Golgi bodies, cytoplasm Unicellular: Depends on what kind of unicellular organism.


Do unicellular organisms need a brain?

Yes some do ... it depends on how complex the organism is. the parazoa phylum don't, but the eumetazoa phylum does. for them its basically a clustering of nerve/sense organs in the head region that form a cerebral ganglion - or a brain.


What differences are likely to exist between unicellular organisms and cells of larger organisms?

Unicellular organisms are single celled and self sufficient. They can survive without the help of other cells. They are complex as the cell is complex. Many people consider them simple creatures. Multicellular organisms are composed of many cells and there is usually some for of division of labor among the cell eg. tissue, organs, organ systems. A multicellular organisms is much more complex since there is an interdependence of cells making up their body. Their cells seem to be more specialized in a way as to complement the entire organism. Their cells have lost their independence and cannot live alone out side the organism. The entire organism depends upon the health of all its cells to survive. Nerve cells cannot do what muscle cells can do functionally. In a single celled organism they have the mechanisms to move, reproduce, sense the environment all in one.

Related Questions

What organisms are in bacteria?

Depends on what bacteria. If it is unicellular then it is an organism you dumb beach.


Is a bacterial cell unicellular?

unicellular, however sometimes they are associated in groups or long strings.


Homeostasis can occur at the cellular level or the system level true or false?

No organism can "maintain" homeostasis. Everything dies in the long run! Other than that, it depends on the organism. Unicellular organisms like bacteria have no problem maintaining homeostasis at a cellular level, [but complex multicellularorganisms like us are dependent on the other cells and organ systems of our body (not to mention other organisms) to survive].


Depends on the body's ability to maintain or restore homeostasis?

Mrs. Paquette knows.


Why are rain forests considered fragile environments that are vulnerable to permanent destruction?

Because the stability of the environment in turn depends on the healthy functioning of organisms in that environment.


What will happen to a unicellular organisms that lives in salt water is transferred to fresh water?

Like some fish it depends if it can only live in one or the other. Think of it like this. If you take a clown fish out of the ocean and put it in a freshwater fish tank it will survive. So will the unicellular organism.


Why do multicellular organisms generally live longer than unicellular organisms?

A multicellular organism usually lives longer than a one-celled organism; one-celled organism is limited to the life span of a multicellular organism, however, is not limited to the life span of any one of it's cells


Compare cells of plants animals and unicellular organisms?

Plant Cells: Cell Wall, Cell membrane, nucleus, ribosomes, endoplasmic reticulum, Golgi bodies, cytoplasm. Animal cells : Cell membrane, nucleus, ribosomes, endoplasmic reticulum, Golgi bodies, cytoplasm Unicellular: Depends on what kind of unicellular organism.


Do unicellular organisms need a brain?

Yes some do ... it depends on how complex the organism is. the parazoa phylum don't, but the eumetazoa phylum does. for them its basically a clustering of nerve/sense organs in the head region that form a cerebral ganglion - or a brain.


Is the kingdom protista eukaryotic?

no. they can be unicellular or multicellular.the organisms in this phylum are those which do not fit in the defination of plants, animals and fungus.it not depends either they are unicellular or multicellular :)


Is bacteria a unicellular or multicellular?

I think it actually depends on the type of bacteria.


Are all organisms made of more than one cell?

The branch of science that deals with microorganisms