<span>it has to be in living organisms, it has to have a plasma membrane and it has to arise from a previously existing cell.</span>
You dont give use the amount of info we need to answer this...
Answer:
Variation. Organisms (within populations) exhibit individual variation in appearance and behavior.
Inheritance. Some traits are consistently passed on from parent to offspring.
High rate of population growth.
Differential survival and reproduction.
Explanation:
Because the mutation which does not have any effect on protein code I.e. even after the mutation if the gene still codes the same protein is called silent mutation