(a) Unless otherwise provided in the articles, a majority of the shares entitled to vote, represented in person or by proxy, shall constitute a quorum at a meeting of the shareholders, but in no event shall a quorum consist of less than one-third (or, in the case of a mutual water company, 20 percent) of the shares entitled to vote at the meeting or, except in the case of a close corporation, of more than a majority of the shares entitled to vote at the meeting. Except as provided in subdivision (b), the affirmative vote of a majority of the shares represented and voting at a duly held meeting at which a quorum is present (which shares voting affirmatively also constitute at least a majority of the required quorum) shall be the act of the shareholders, unless the vote of a greater number or voting by classes is required by this division or the articles.(b) The shareholders present at a duly called or held meeting at which a quorum is present may continue to transact business until adjournment notwithstanding the withdrawal of enough shareholders to leave less than a quorum, if any action taken (other than adjournment) is approved by at least a majority of the shares required to constitute a quorum or, if required by this division or the articles, the vote of a greater number or voting by classes.(c) In the absence of a quorum, any meeting of shareholders may be adjourned from time to time by the vote of a majority of the shares represented either in person or by proxy, but no other business may be transacted, except as provided in subdivision (b).Amended by Stats 2000 ch 485 (AB 1895), s 8, eff. 1/1/2001.