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signal transduction endosymbiotic theory membrane lipids floral meristem identity genes horizontal gene transfer second messengers calcium ions kaul 1988 classification origin of male sterility cgms cytoplasmic ms nuclear ms male sterility regulation fate of cys the scheme of assimilation site of assimilation sulphate assimilation sub-cellular sulphate movement membrane transporters sulphur transpertation sulphur uptake sulphur cycle stress mitigation phytochelatins cysteine functional component structural component nitrate uptake nod factors bacteroid indeterminate determinate nodule nif gene heterocysts leghaemoglobin nitrogenases diazotrophs nitrogen assimilation nitrogen uptake nitrogen fixation nitrogen cycle restoration factor orf origin of cytoplasmic ms plant mt-dna cytoplasmic male sterility callase for restoration barnase-barstar fertility restoration alpha oxidation beta oxidation fatty acid oxidation fate of glycerol lipid breakdown cholesterol biosynthesis lipid biosynthesis fatty acid biosynthesis catabolism anabolism metabolism membrane fluidity cholesterol glycosphingolipids sphingolipids glycerophospholipids cholestrol phospholipids glycolipids lipids science plant physiology importance/ significance of sulphur use of chloroplast dna in genetic engineering organellar genome chloroplast dna cp/ct dna significance of mt-dna promiscuous dna apoptosis heteroplasmy organisation of mitochondrial genome variants from universal codon introns in mt-genome prokaryotic resemblance mitochondrial genetics evidence for endosymbiotic theory ancestry of mitochondria and plastids origin of chloroplast origin of mitochondria lynn margulis polyunsaturated fatty acid catabolism monounsaturated fatty acid catabolism omega oxidation botany gibberellins auxins bioassay role in flowering process significance of vernalisation ft flc genetic evolution of arachis u's triangle bread wheat cwr species tertiary gene pool secondary gene pool primary gene pool microrna regulation mads-box genes floral organ identity genes inflorescence meristem flowering process integration of flowering signals on genetic level shoot meristem identity genes developmental phases of flowering floral inductive pathways receptor kinase phosphorylation cascade phosphatase protein kinase calcium signature spatial n temporal dynamics calcium protein kinase calcium calmodulin cascade second messenger calcium/calmodulin complex ef hand calmodulin like proteins in plants calcium binding protein antiporters ca2+-atpases histidine kinase response regulator sensor protein two component signal transduction abcissic acid ethylene cytokinins mobilizable plasmids conjugative plasmids hfr bacteriophage generalised transduction specialized transduction ledergerg-zinder ruvabc holliday junction recf recbcd homologous recombination avery et al griffith experiments conjugation transduction transformation mobile genetic elements gs/gogat ammonium assimilation nitrite reductase nitrate reductase nitrate transporters floral development floral induction orf scanning restriction mapping s1 nuclease mapping heteroduplex analysis physical mapping genetic mapping recombination mapping bacteriophage genome phage cross consequences of site-specific recombination mechanism of site-specificrecombination genetic recombination types host-phage interactions protein components types of phages virulent phage temperate phage lysogenic lytic f+ conjugation conjugative transposons