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	<id>https://teaching.ncl.ac.uk/bms/wiki//index.php?action=history&amp;feed=atom&amp;title=Photoreceptors</id>
	<title>Photoreceptors - Revision history</title>
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	<updated>2026-04-11T11:07:12Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://teaching.ncl.ac.uk/bms/wiki//index.php?title=Photoreceptors&amp;diff=4781&amp;oldid=prev</id>
		<title>110026855 at 12:10, 30 November 2011</title>
		<link rel="alternate" type="text/html" href="https://teaching.ncl.ac.uk/bms/wiki//index.php?title=Photoreceptors&amp;diff=4781&amp;oldid=prev"/>
		<updated>2011-11-30T12:10:48Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 12:10, 30 November 2011&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Photoreceptors have the ability the transduce light energy into chemical energy which can be detected by the brain. There are two types of photoreceptors cells, they are the [[&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;rod &lt;/del&gt;cells]] and the [[&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;cone &lt;/del&gt;cells]]. Both cells conatin photochemical pigments that pick up certain light frequencies. These pigments are [[&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;rhodopsin&lt;/del&gt;]] in [[&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;rod &lt;/del&gt;cells]] and [[&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;iodopsin&lt;/del&gt;]] in [[&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;cone &lt;/del&gt;cells]].&amp;lt;ref&amp;gt;Advanced Biology for you, Gareth Williams, 2000, p336-p337&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Photoreceptors have the ability the transduce light energy into chemical energy which can be detected by the brain&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;. They are found in the inner layer of the eye known as the [[retina]]&lt;/ins&gt;.There are two types of photoreceptors cells, they are the [[&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Rod &lt;/ins&gt;cells]] and the [[&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Cone &lt;/ins&gt;cells]]. Both cells conatin photochemical pigments that pick up certain light frequencies. These pigments are [[&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Rhodopsin&lt;/ins&gt;]] in [[&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Rod &lt;/ins&gt;cells]] and [[&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Iodopsin&lt;/ins&gt;]] in [[&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Cone &lt;/ins&gt;cells]].&amp;lt;ref&amp;gt;Advanced Biology for you, Gareth Williams, 2000, p336-p337&amp;lt;/ref&amp;gt;  &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;br&amp;gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt; &lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;=== &amp;lt;u&amp;gt;References&amp;lt;/u&amp;gt; &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt; &lt;/ins&gt;===&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;=== &amp;lt;u&amp;gt;References&amp;lt;/u&amp;gt; ===&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-added&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;lt;references /&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;lt;references /&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>110026855</name></author>
	</entry>
	<entry>
		<id>https://teaching.ncl.ac.uk/bms/wiki//index.php?title=Photoreceptors&amp;diff=4779&amp;oldid=prev</id>
		<title>110026855: Created page with &quot;Photoreceptors have the ability the transduce light energy into chemical energy which can be detected by the brain. There are two types of photoreceptors cells, they are the [[ro...&quot;</title>
		<link rel="alternate" type="text/html" href="https://teaching.ncl.ac.uk/bms/wiki//index.php?title=Photoreceptors&amp;diff=4779&amp;oldid=prev"/>
		<updated>2011-11-30T12:08:34Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;Photoreceptors have the ability the transduce light energy into chemical energy which can be detected by the brain. There are two types of photoreceptors cells, they are the [[ro...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;Photoreceptors have the ability the transduce light energy into chemical energy which can be detected by the brain. There are two types of photoreceptors cells, they are the [[rod cells]] and the [[cone cells]]. Both cells conatin photochemical pigments that pick up certain light frequencies. These pigments are [[rhodopsin]] in [[rod cells]] and [[iodopsin]] in [[cone cells]].&amp;lt;ref&amp;gt;Advanced Biology for you, Gareth Williams, 2000, p336-p337&amp;lt;/ref&amp;gt;&lt;br /&gt;
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&amp;lt;references /&amp;gt;&lt;/div&gt;</summary>
		<author><name>110026855</name></author>
	</entry>
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