different between photoreceptor vs chemoreceptor

photoreceptor

photoreceptor From the web:

• what photoreceptors are responsible for color vision
• what photoreceptor detects color
• what photoreceptors are involved in acuity
• what photoreceptors are in charge in seeing in the dark
• what photoreceptors cause color blindness
• what photoreceptor produces colour vision
• which type of photoreceptors are involved in color vision
• which is responsible for color vision

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chemoreceptor

chemoreceptor From the web:

• what chemoreceptors control breathing
• what chemoreceptors
• what chemoreceptors does hypoxia stimulate
• what chemoreceptors respond to
• what chemoreceptors are most sensitive to
• what chemoreceptors are located in the medulla
• what chemoreceptor reflex
• chemoreceptors what do they do