Final answer:
Human photoreceptors have different responses to different wavelengths of light. There may be disagreement in the literature due to various factors such as experimental techniques and sample sizes.
Step-by-step explanation:
Human photoreceptors respond differently to different wavelengths of light. The retina of the human eye contains two types of photoreceptor cells: rods and cones. Rods are responsible for vision in low light conditions and are not sensitive to specific wavelengths, while cones are responsible for color vision and are sensitive to different wavelengths of light. There are three types of cones, each with a different peak sensitivity to certain wavelengths: red cones (500 to 700 nm), green cones (450 to 630 nm), and blue cones (400 to 500 nm).
The disagreement in the literature may be due to the complexity of studying human photoreceptors and their responses to different wavelengths. Additionally, there may be variations in experimental techniques, sample sizes, and methodologies used in different studies, which can lead to discrepancies in the findings. Further research is needed to clarify the true response of human photoreceptors to different wavelengths.