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Title: The small adjustment that is necessary to help people synchronize the human internal "pacemaker" wit Post by: redcandle on Oct 21, 2015 The small adjustment that is necessary to help people synchronize the human internal "pacemaker" with a 24 hour cycle is brought about by
A) the changes in temperature that are associated with night and day. B) exposure to sunlight. C) the rods and cones of the eye. D) the consumption of food. Title: Re: The small adjustment that is necessary to help people synchronize the human internal "pacemaker" Post by: iwasten on Nov 1, 2015 Content hidden
Title: Re: The small adjustment that is necessary to help people synchronize the human internal "pacemaker" wit Post by: redcandle on Nov 3, 2015 Perfectly answered :D
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