AP Bio 10
Home > Flashcards > Print Preview
The flashcards below were created by user
on FreezingBlue Flashcards
. What would you like to do?
Our self feeders; they sustain themselves with out eating anything derived from other living beings.
Of retained their organic material by the 2nd major mode of nutrition. Unable to make their own food, they live on compounds produced by other organisms
where chloroplasts are found mainly in the cells. This is the tissue in the interior of the leaf.
art microscopic pores that carbon dioxide enters the lease and oxygen exits the room
but chloroplasts has an envelope of 2 membranes surrounding against fluid called the stroma.
suspended within the stroma is a 3rd membrane system which said her grades the stroma from the thylakoid space inside these sacs. in some places, file accord facts are segregated into columns called grana.
the green pigment that gives leaves their color, resides in the file accorded membranes of the chloroplast. It is the light energy absorbed by the chlorophyll that drives the synthesis of organic molecules in the chloroplast
the light reactions are the steps of photosynthesis that converts solar energy to chemical energy. Water is split, providing a source of electrons and protons and giving off oxygen as a byproduct. Light absorbed by chlorophyll drives transfer of the electrons and hydrogen ions from watered to and except are called NADP+, where they are temporarily stored. The light reaction uses solar power to reduce NADP+ to NADPH by adding a pair of electrons along with a hydrogen ion.
the distance between the crest of electromagnetic waves
a photo system is composed of a reaction center complex surrounded by several light harvesting complexes.
Reaction center complex
is an organized Association of proteins holding a special pair of chlorophyll a molecules
light harvesting complex
consists of various pigment molecules which may include chlorophyll a, chlorophyll B and carotenoids bound to proteins
primary electronics acceptor
when a pigment molecule absorbs a photon, the energy is transferred from pigment molecules to pigment molecules within a light harvesting complex until it passed into the reaction center complex. The reaction center complex also contains a molecule capable of excepting electrons in becoming reduced Called the primary electron acceptor
linear electron flow
energy transformation is a flow of electrons through the photos system and other molecular components built into the by liquid membrane. This is called the linear electron flow, and it occurs during the light reaction of photosynthesis is.
cyclic electron flow
in certain cases, photo excited electrons can take an alternate path called cyclic electron flow, which uses photos system 1 but not photosystem to. The electrons cycle back from Fd to the cytochrome complex and former there continue on to the P700 core fill in the photosystem 1 reaction complex. There is no production of NADPH and no release of oxygen but it does generate ATP.
In most plants and initial fixation of carbon occurs at the Rubin skill, the Calvin cycle that adds carbon dioxide to rival ribulose diphosphate. These plants are called this because the 1st organic product of carbon fixation is a 3 carbon compounds.
as carbon dioxide becomes scarce within the airspace of the leaf, Rubin skill adds oxygen to the Calvin cycle instead of carbon dioxide. The products splits, and the 2 carbon compound leaves the chloroplast. Paroxysmal owns and mitochondria rearrange and split this compound, releasing carbon dioxide. This process is called photo respiration because it occurs in the light and consumes oxygen while producing CO2 it does not however produce ATP in fact it consumes ATP.
Are so named because they pray face the Calvin cycle with an alternate mode of carbon fixation that forms a 4 card in the compound as its 1st product. This reaction is separated by space
the mesophyll cells of these plants store the organic acid they make during the night in their vacuoles until morning, when the stomata close.
What would you like to do?
Home > Flashcards > Print Preview