Natural Selection is not random because the organisms of a species that do not survive have a non-desirable genetic quality, a disease, injury, etc. This leaves the better organisms of a species to survive and reproduce, which creates a stronger and larger species.
I think it’s barely, modern
I think it is true that living things can be studied at different levels of organization. it probably just determines on what living things and what organization. sorry to confuse you a little but that would just be my opinion
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