(couleur) grey (Grande-Bretagne) , gray (USA) il fait gris it's a dull day, it's a grey day. faire grise mine to look morose. faire grise mine Ã  qn to give sb a cool reception.
In electrophilic aromatic substitution, the benzene ring acts as an electron donor (Lewis base or nucleophile) and reacts with an electron acceptor (Lewis acid or electrophile). The result of electrophilic aromatic substitution reactions is that an aromatic hydrogen is replaced by some other atom or functional group.
the light reactions. Footnote to. Detail #4 ... The electrons from the electron transport chain combine with these H+ ions and nicotinamide adenine dinucleotide phosphate ion s (NADP+) to form adenosine triphosphate (ATP) and a reduced unit of NADP+, called ~ (NADP plus an electron, or H).