April 1, 2009

Photosynthesis Rap

By: Jennifer McGuire Section 12
From the student: "I created this video to express the basic parts of photosynthesis and it'simportance. My goal was to create an educational video that would explain the basics of the light and dark reactions to someone who is looking to find the out the basis of photosynthesis. I used song, diagrams and pictures to convey the different processes involved as well as how photosynthesis affects other things such as the survival of other living organisms. Hopefully my "rap" is entertaining enough to keep the viewer interested on the topic"



Lyrics:
“Photosynthesis”

Photosynthesis takes place in the chloroplast, learning about it is a real blast! The two stages are light and dark, and its way cooler than swimming with a shark.

First chlorophyll absorbs light photons in the photosystem II of the thylakoids. The chlorophyll molecules gets excited its energy is transferred through the delighted pigment molecules to the reactor center complex. Then from there without a care the special chlorophyll a molecules give electrons to the primary acceptor through a redox reaction and becomes reduced—that’s a fact

H20 split into 2 electrons 2 hydrogen’s and one 02 2 electrons to electron transport chain 02 into our mouths and brains electron transport chain like a choo choo train through pq through pc through cytochrome complex can’t you see it’s as easy as the abc’s electrons end up at photosystem 1 but along the way they lost their excitement it went to energy for ADP (it ain’t free!)

ADP to ATP through a cooperation: photophosphorylation P 700 chlorophylls accept electrons then to the primary acceptor they are drawn redox reaction brings ‘em through another chain through ferredoxin electrons are given up to NADP+ who says ‘What’s Up?!’ With the help of NADP+ reductase, NADPH is made

ATP and NADPH goin’ to the dark reactions to help food be made Three phases of the calvin cycle to retain fixation, reduction, and regeneration on the brain we’ll follow three CO2 to make it into food It’s here in the stroma not in a pear or in a coma first phase is carbon fixation RuBP is its foundation CO2 attached to RuBP by rubisco not by fatty acids in Crisco this yields 2, 3-phosphoglycerates next phase reduction doesn’t rhyme with glycerate

ATP gives a phosphate group 3-biphosphoglycerate (whoop whoop) NADPH gives it electrons and reduces it to 6 molecules of G3P (ons) one exits that cycle for metabolic pathways the other 5 are recycles they don’t go away ‘cuz

Regeneration is the last part G3P recycled for RuBP man that’s smart 3 ATP used for 5 molecules what’s left is 3 RuBP don’t ridicule. Now ready to receive more CO2 the Calvin cycle can now continue!

“Photosynthesis”

It’s so important we need it to live we need it to breathe this you really gotta believe we need it to get our food so here’s an example to conclude cows eat the grass that grows using the photosynthesis flow we eat the cows when they get too big for their stalls and that’s how photosynthesis affects us all!

“Photosynthesis”

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