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From light dependant reaction.
The water splitting step in photosynthesis is critical as a source of hydrogen ions (protons). These provide essential chemical energy to drive later chemical reactions.
From electrons in photosystem I that are excited to a higher energy state by photons of light. Then NADP + is reduced to become NADPH
Catabolic reactions.
glucose and oxygen are the reactants in this equation, glucose come from the sugars broken down from your food and oxygen come from your lungs, passing through the thin cell wall of the bronchioles into your bloodstream which are in turn absorbed by the mitochondria and the process of respiration takes place
splitting of water molecules
From the motion of the hydrogen ions
From light dependant reaction.
from energy used in light.
The water splitting step in photosynthesis is critical as a source of hydrogen ions (protons). These provide essential chemical energy to drive later chemical reactions.
The electrons come from water. In the light dependent stage water is split into hydrogen ions (H+), electrons and oxygen. The electrons are passed on to chlorophyll, the H+ ions combine with NADP to form NADPH and the oxygen is released.
From electrons in photosystem I that are excited to a higher energy state by photons of light. Then NADP + is reduced to become NADPH
Catabolic reactions.
glucose and oxygen are the reactants in this equation, glucose come from the sugars broken down from your food and oxygen come from your lungs, passing through the thin cell wall of the bronchioles into your bloodstream which are in turn absorbed by the mitochondria and the process of respiration takes place
RuBP (Ribulose Biphosphate) is a prexisting molecule in the stroma of the chloroplast. ATP is yielded through Chemiosmosis and NADPH is the final product of the light dependant reactions.
Large quantities of oxygen are dissolved in water and make up a large percentage of air. Organisms extract it from these media. The ultimate source of molecular oxygen in the air and water appears to be as a byproduct of photosynthesis in plants and some single-celled organisms.
rainbows are mainly caused by the mixture of water and light when the light from the sun hit the water from rain it creates a rainbow.