Dictionary » H » Host

Host

Host

An organism that is infected with or is fed upon by a parasitic or pathogenic organism (for example, a virus, nematode, fungus). The term can also be applied, loosely, to a plant supporting an epiphyte. An animal or plant that nourishes and supports a parasite; the host does not benefit and is often harmed by the association.(medicine) recipient of transplanted tissue or organ from a donor.An organism that a parasite is situated within.


Please contribute to this project, if you have more information about this term feel free to edit this page



Results from our forum


Newbie question about the first life

... formation of the first cell. More about the mitochondria: there are two theories about their presence in cells. One of them says that the first host that "swallowed" one was a eukaryotic cell, the other one says that the host was a bacterium, in other words, a prokaryotic cell. I'm ...

See entire post
by piscilactovegetarian
Fri Feb 28, 2014 12:10 am
 
Forum: Molecular Biology
Topic: Newbie question about the first life
Replies: 14
Views: 712

Are predators always smarter than their prey?

... so far only the foreword and the first list can be seen. That case is related to case # 61 on the same list --parasites that are larger than the host-- and to one of the weirdest exceptions on the second list ("Morphology"), which is the unique case of the paradoxical frog, whose tadpole ...

See entire post
by piscilactovegetarian
Sun Feb 16, 2014 3:03 pm
 
Forum: Zoology Discussion
Topic: Are predators always smarter than their prey?
Replies: 12
Views: 3926

Re: A theoretical question - Genetic manipulation

Ethanol synthesis, that would work in some way, but the behavior that is caused by that would be obviously subjective to the host - not everyone behaves the same drunk. What I'm talking about is something that would change brain function to emit a pre-determined emotional and cognitive ...

See entire post
by Maitreya
Mon Dec 09, 2013 2:25 am
 
Forum: Microbiology
Topic: A theoretical question - Genetic manipulation
Replies: 3
Views: 2206

A theoretical question - Genetic manipulation

... the wheel? As far as affecting personality, how about a virus that would introduce a set of genes required for ethanol synthesis directly into a host? In terms of natural immunity, the mechanism is the same one that prevents most viruses from causing disease in unrelated organisms - differences ...

See entire post
by Cat
Sun Dec 08, 2013 6:49 pm
 
Forum: Microbiology
Topic: A theoretical question - Genetic manipulation
Replies: 3
Views: 2206

Living or not? (viruses,viroids and prions).

... of an extremely large virus. Viruses are generally stripped down, efficient predators, only carrying as much DNA or RNA necessary to hijack their host and make extra copies of themselves. The newly discovered virus, called Mimivirus, was anything but stripped down; it carried a genome nearly the ...

See entire post
by Sumanth001
Sun Dec 08, 2013 12:37 pm
 
Forum: Microbiology
Topic: Living or not? (viruses,viroids and prions).
Replies: 15
Views: 4549
View all matching forum results

This page was last modified 21:16, 3 October 2005. This page has been accessed 45,449 times. 
What links here | Related changes | Permanent link