Answer:
A simple definition of biology is .
Biology is study of living organisms, And divided them in a proper species , division of their cell , and body inner texture is bilogy
Hope it's helpful for you
you know I love biology so much
i think it is the 2nd one
It’s a layer located outside of the cell envelope
It is considered to be the placing of similar objects into similar groups. In science, it usually is a part of taxonomy, and taxonomy is science of naming living things by putting them into categories. I hope I helped!