can you help me with questions 1-7 please. n rogen which reactionIsl A nitrogen

Question

can you help me with questions 1-7 please.

n rogen which reactionIsl A nitrogen fixation pitting at N, E.Al ofthe above B nitrogen reduction 2. Why don't heterocysts have photosystem A. Because it consumes D The Eo is too low ecause it produ C. They do have Photosystem II 3. Fixed nitrogen is transferred to vegetative cells as E. Gay tamine the acetyle ne reduction assay acetylene B. CH, C CH, D. ethyle e above question what carries out the reduction? D. acetylene reductase A nitrogenase acetylene oxidase E none of he above 6. Syntrophvis A. a type of symbiass D tarried out by prokaryotes the above B. a type C. a sharing of metabolic pro 7, Sym trophy elten involve fermentation bwproducts t.al but A hydrogen al of the above to the fWure on the scree B. The next four question E fermentation A. aerobic C. iron tespiration B, an aerobic D respiration 9. What is wrong wth the fevre? A NADH should be in the mem C FeiaH) should be inside the cell nothing is wrong with the fwure the cytoplasm B, NAD should be in lectran flows gowered 10 How is the revame A, ATP B, NADH+H 11. Why is the pH so afferent inside and outside the eel? high amounts of proton pemping thrse trequently n reverse B. synt c because of the pmf D because these E, because of rusticyanin A. PSI 16. Biola 17 in th 18 E 22 Desu

Explanation / Answer

1D ammonification.

2. B.Heterocysts are specialised cells to fix nitrogen from the dinitrogen using the enzyme nitrogenase which is inactivated by oxygen. Soda degrade photosystem II which produces oxygen.

3. E glutamine.

4. D ethylene

5. A. Nitrogenase.

6. E all the above

7. E all but b. Hydrogen and fermentation byproducts.

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