Are plants or animals unicellular?

Advances in technology have enabled scientists and researchers to better study the evolutionary relationships between species

15 ! come and answer! a(n) is the general term for an infectious disease that has spread across a city, region, or country.

Which best describes the nucleus of an atom a. it is where all of the particle s of the atom are located b. it is the negatively charged part of the atom c. it is where the electrons and the protons are located d. it is the part of the atom with the greatest mass