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Fisiologi Tumbuhan
Eval 2 - Coggle Diagram
Fisiologi Tumbuhan
Eval 2
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Allocationn translocation, partitioning of photoassmilates
Carbon alokasi adalah proses pengubahan hexose sugar menjjadi starch (storage)atau sucrose(transported)
Starch : amilosa a-(1,4) dan amilopektin a-(1,6) branched
and sucrose synthesis
triosa-P (G3P)-> Triosa P translocator)-> sitososol->hexose p pool-> sukrosa-> translokasi keseluruh bagaian tanaman dengan floem
Fructan biosynthesis
Fructans can be synthesized when the rate of carbon
accumulation exceeds the rate of carbon utilization.
The role of P-proteins in phloem transport is unclear but may involve plugging the sieve plates of damaged cells.
Source = tempat penghasil photoassimilate energi
sink = tempat yang butuh import energi buat metabolisme kayak biji, buah dll
sink ada 2, utilisasi dan storage sink, utilisasi buat metabolisme pertumbuhan, storage buat akar biji dll
floem transport : photoassimilate masuk dr source ke floem trus karan gradien jadi tinggi, air dr xylem juga masuk ke floem dan ngebantu otw ke sink
floem transport haru bidirectional karna ganti2 tuh source ama sink
loading unloading photoassimilate bisa apoplas bisa juga simplas
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A herbicide is a chemical substance or biological agent used to kill or control unwanted plants (weeds).