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The idea of two pigment systems in light reaction of photosynthesis was given by
Options
(a) Arnon
(b) Hill
(c) Blackman
(d) Emerson
Correct Answer:
Emerson
Explanation:
Emerson et al (1957) said that the rate of photosynthesis increased drastically when monochromatic beams of two different wavelength (680 nm and 700 nm) of light were applied simultaneously (Emerson’s enhancement effect). These results suggested the presence of two interconnected pigment systems, Thereafter Lowis Duysens gave the concept of two photosystems PS I and PS II in light reactions of photosynthesis. A linear electron transport system with two light driven reactions (Z scheme) was proposed (Hill
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Topics: Photosynthesis in Higher Plants
(153)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Todipotency of plants was discovered by
- Symbiotic nitrogen fixation in root nodules of some leguminous plants is caused by
- In the chlorophyta the reserve food of protein surrounded by starch form a
- Which of the following cannot reproduce?
- In a cardiac output of 5250 ml per minute, with 75 heartbeats per minute, the stroke
Topics: Photosynthesis in Higher Plants (153)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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