Tijen Hoca - Ankara Dil Akademisi YDS YÖKDİL

It is important ---- that humans and pathogens exert selective pressures on each other, ---- a dynamic relationship between disease organisms and their human (and nonhuman) hosts.

It is much harder to find usable DNA in even more ancient remains, ---- the organic components, often including the DNA, have been destroyed during the mineralization process.

---- disease exerts selective pressures on host populations to adapt, microorganisms also evolve and adapt to various pressures exerted on them by their hosts.

When most people hear the term Neandertal, they think of imbecilic brutes. ----, Neandertals were quite advanced; they had brains at least as large as ours, and they showed many sophisticated cultural capabilities.