Photosynthesis
7556835941 | anabolic | What kind of a process is photosynthesis? | ![]() | 0 |
7556835942 | catabolic | What kind of a process is cellular respiration? | ![]() | 1 |
7556835943 | light (dependent) reactions | 1st step of photosynthesis during which light energy is captured and used to synthesize ATP and NADPH | ![]() | 2 |
7556835944 | Calvin Cycle (light-independent reactions) | 2nd step of photosynthesis during which CO2 is incorporated into a sugar molecule using ATP and NADPH produced during the first step | ![]() | 3 |
7556835945 | thylakoid membranes of chloroplasts | location of light reactions | 4 | |
7556835946 | stroma of chloroplasts | location of Calvin Cycle light-independent reactions | 5 | |
7556835947 | G3P | carbon product of the Calvin Cycle (light-independent reactions) | ![]() | 6 |
7556835948 | absorption spectrum | graph of a pigment's ability to absorb various wavelengths of light | ![]() | 7 |
7556835949 | action spectrum | graph of a plant's photosynthesis rate at different wavelengths of light | ![]() | 8 |
7556835950 | carotenoids | accessory pigments in chloroplasts that broaden the spectrum of colors used in photosynthesis (absorb green/blue but reflect red/yellow/orange) | ![]() | 9 |
7556835951 | photosystems | (#6) photosynthetic pigments embedded with protein complexes in the thylakoid membrane | ![]() | 10 |
7556835952 | light harvesting complex | (3) proteins associated with pigment molecules that capture light energy and transfers it to center of a photosystem | ![]() | 11 |
7556835953 | photosystem II (PS II) | 1st of two light harvesting units in thylakoid membrane that passes excited electrons to reaction-center chlorophyll | ![]() | 12 |
7556835954 | primary electron acceptor | (2) electrons from the reaction-center in thylakoid membranes are transferred to this molecule | ![]() | 13 |
7556835955 | water | splitting this molecule replaces electrons which are excited and passed to primary electron acceptor in PSII | 14 | |
7556835956 | O2 | released as a byproduct of splitting water | 15 | |
7556835957 | photosystem I (PS I) | 2nd of two light-capturing units in thylakoid membranes that replaces its electrons by those from the 1st complex and results in production of NADPH | ![]() | 16 |
7556835958 | proton-motive force | created by pumping hydrogen ions from stroma to thylakoid space during electron transport chain between PS II and PS I | ![]() | 17 |
7556835959 | ATP synthase | enzyme that synthesies ATP by utilizing a proton-motive force | ![]() | 18 |
7556835960 | Calvin cycle, dark reactions, and carbon fixation | other names for light independent reactions | ![]() | 19 |
7556835961 | 3 steps of light independent reaction | 1. carbon fixation 2. reduction 3. regeneration of RuBP | ![]() | 20 |
7556835962 | carbon dioxide | molecule reduced in Calvin cycle to produce sugar | 21 | |
7556835963 | thylakoids | (C) flattened membranous sacs inside chloroplasts that contain systems which convert light energy to chemical energy | ![]() | 22 |
7556835964 | glucose, NADH and FADH2 | reactant(s) oxidized in cellular respiration | 23 | |
7556835965 | H2O | reactant(s) oxidized in photosynthesis (source of electrons) | 24 | |
7556835966 | rubisco | enzyme that catalyzes first step of Calvin cycle by adding CO2 to ribulose bisphosphate (RuBP) | 25 | |
7556835967 | stomata | pore-like openings on underside of leaves that allow gases (CO2 and O2) and water to diffuse in and out | ![]() | 26 |