Examlex
What protozoan parasite is acquired by the oral route,but once ingested can readily cross the placenta causing an infection in the fetus that can result in a number of congenital defects?
Chemical Bond
Attractive force that arises between two atoms when their electrons interact; links atoms into molecules.
Nonionic Solids
Substances that consist of molecules bound together by covalent bonds rather than ionic bonds, lacking charge separation.
Dissociate
To separate or remove from association; in chemistry, it refers to the reversible separation of molecules into smaller particles.
Buffers
Chemical substances that help maintain the stability of pH levels in solutions by neutralizing the effects of acids and bases.
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