In the past , humans developed varieties of dogs, such as the German shepherd and the bearded collie , using

the relative standard reduction potential of the half-cell in which reduction occurs; more positive than the other half-cell. reduction is a chemical process in which electrons are added to an atom or an ion; it always occurs accompanied by oxidation of the reducing agent.

not always but somethings can be reproduced in a laboratory.

answerpalpalis group;

the correct answer would be false.