Because bacteria mutates that's why we have a new flu vaccine every year , because strains of DNA in the bacteria change all the time.
The scenario that best describes a mutually beneficial relationship with fungi in an ecosystem is fungus growing on the leaves of plants. The correct answer is B.
Febrile seizures are those that occur in young children during a particularly high fever. While these are usually harmless, they are frightening. The child should be seen by a doctor to rule out other causes.
It would seal the area to prevent more blood loss