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Bio crossword

Horizontales
type of linkage formed from the electrostatic attraction between oppositely charged ions in a chemical compound
a weak bond between two molecules resulting from an electrostatic attraction between a proton in one molecule and an electronegative atom in the other
the central and most important part of an object, movement, or group, forming the basis for its activity and growth
an atom or molecule with a net electric charge due to the loss or gain of one or more electrons
the action or fact of forming a united whole
a stable subatomic particle with a charge of negative electricity, found in all atoms and acting as the primary carrier of electricity in solids
Verticales
a part or aspect of something abstract, especially one that is essential or characteristic
he mutual sharing of one or more pairs of electrons between two atoms
a thing that is composed of two or more separate elements; a mixture
he action or process of adhering to a surface or object
each of two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons in their nuclei, and hence differ in relative atomic mass but not in chemical properties; in particular, a radioactive form of an element
a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction