at what approximate positions might this compound show ir absorptions? consult the table given above; there must be an exact match of groups with the absorptions. there are occasional overlaps between absorptions in the table, be sure that the group is actually present in the molecule. esters and alcohols both show similar c-o stretching vibrations. enter your choices as an alphabetized string of letters, with no spaces.

The  grandmother cell  is a hypothetical  neuronthat represents a complex but specific concept or object.[1]  it activates when a person "sees, hears, or otherwise sensibly discriminates"[2]  a specific entity, such as his or her grandmother. the term was in use at least as early as 1966 amongst staff and students in the department of experimental psychology, university of cambridge, england. a similar concept, that of the  gnostic neuron, was proposed two years later

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