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Read the following four statements (A-D) (A) Both, photophosphorylation and oxidative phoshorylation involve up hill transport of protons across the membrane (B) In dicot stems, a new cambium origanets from the cell of pericycle at trhe time of secondary growth (C ) Stamens in flowers of Gloriosa and Petunia are polyandrous Symbiotic nitrogen-fixers occur in the free-living state also in soil How many of the above statements are rightA. OneB. TwoC. ThreeD. Four

Answer» Correct Answer - B


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