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What is an obligate plant pathogen?
An obligate plant pathogen is an organism that causes disease in plants but cannot be cultured independently of its host plant (one cannot manufacture a growth medium in the lab that it can live on).
What type of pathogen takes over host cells?
Cell parasites. The most well know are viruses (which are not cells themselves), but there are a variety of very small parasitic cells that can live inside eukaryotic host cells and control them to a greater or lesser degree.
Do the injected microorganisms have the same antigens as the live pathogen?
yes
What is the difference between obligate and facultative parasites?
An obligate parasite can only live inside a cell. This includes viruses and intracellular bacteria. A facultative parasite can live inside or outside of a cell.
Why is it better for a parasite to alive its host alive?
If a parasite kills its host too quickly, it also kills itself as it cannot live without the host. The parasite must at least leave the host alive until it has reproduced and had a chance for its offspring to find other hosts.
In what three main ways do pathogens affect their host?
A pathogen (being something living from the goodness a body example: a tic living from a dog) 3 ways it can effect the host is: * disease of the host as the pathogen carried disease. * malnutrition of the host as the host can become weak due to the pathogen surviving from the hosts body. Example would be iron deficiency in the host, due to the pathogen using the hosts blood to live on * finally death of the host.
What do pathegens benefit from invading the host?
When a pathogen has invaded a host, it has found a source of nutrition and a cozy place to live and reproduce. Our bodies are like Florida to a pathogen; the conditions are perfect to live in, and it's a pleasant place to call home.
How long will a tapeworm survive outside the host?
Tapeworms can live in a host for 5-10 years.
What is an obligate plant pathogen?
An obligate plant pathogen is an organism that causes disease in plants but cannot be cultured independently of its host plant (one cannot manufacture a growth medium in the lab that it can live on).
How does the flu reproduce and survive in the human body?
To continue to replicate and exist, a flu virus must be in a host animal's cells. They can be grown in cultures (and eggs) for creating vaccines, but need a living host for long term activity and to "live".
Can Aids Virus survive in shower drains?
Aids depends on the right conditions to survive. it will not survive for long outside a live host.
Can you live without sleep?
No, you must sleep to survive
How can seals live in the cold seas?
they must live in the cold sea to survive cause they cannot survive in the warm climate
What parasite must live on there host at all times?
That is the definition of a parasite. I believe. They have to have a host to live. Im pretty sure anyway
Can aids virus survive under outside temperature?
No. HIV needs a host. It does not live long, outside the body.
What conditions must a spider monkey live in to survive?
they need to live in a volcano for good heat and must eat kanye west on saturdays
How long does hantavirus live out of host?
The hantavirus can survive for long periods outside of a host. The survival rate ranges from 12 to 96 days and time is dependent on temperature.
