The answer is b the viral envelopes subdivided to cap some res in some viruses
Farmers use artificial selection to select certain traits from fruits to animals to produce more or from some kind of demand if I have not answered your question please let me know but have a nice day (:
Most vaccines need to be given by injection because entering the stomach can make one ill. However entering through the bloodstream doesnt cause illness
Q4=D. Taxonomy
Q5=C. Dichotomous Key
Taxonomy is the science of naming, describing and classifying organisms and includes all plants, animals and microorganisms of the world.
A dichotomous key is a tool created by scientists to help scientists and laypeople identify objects and organisms.