What do coenzyme A, CO2, oxaloacetate, and FADH2 all have in common? They are part of the reactions of lactic acid fermentation They are all components or products of the citric acid cycle They are part of the dark reactions of photosynthesis They are all elements of oxidative phosphorylation TRUE ANSWER : ? YOUR ANSWER : ?
In cells having organelles, the steps of the Krebs cycle and the electron transport system occur in the mitochondria endoplasmic reticulum none of these cell membrane TRUE ANSWER : ? YOUR ANSWER : ?
Hydrogen (electron) acceptor in the light reactions is FADH NADP+ ADP NAD+ TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following serves as a reactant in photosynthesis and a product in cellular respiration? CO2 Sunlight O2 ATP TRUE ANSWER : ? YOUR ANSWER : ?
The electrons that are released by the splitting of water during photosynthesis ultimately end up in rubisco ATP O2 NADPH TRUE ANSWER : ? YOUR ANSWER : ?
The cytochrome c oxidase complex donates four electrons to O2 pumps protons out of the matrix space all of these accepts electrons from cyt c TRUE ANSWER : ? YOUR ANSWER : ?
The rate of photorespiration in most plants increases at.higher temperatures. Some plants have evolved a somewhat round-about system to deal with this problem. This series of reactions is called C4 pathway Photosystem II Calvin cycle ETS (electron transfer system in light reactions TRUE ANSWER : ? YOUR ANSWER : ?
Carbon dioxide is reduced in the Calvin cycle noncyclic photophosphorylation the light reactions both light and dark reactions TRUE ANSWER : ? YOUR ANSWER : ?
Electron transport systems play a vital role in light-dependent reactions Calvin cycle photorespiration all of these TRUE ANSWER : ? YOUR ANSWER : ?
In oxygenic photosynthesis, water is split in order to provide the electrons needed for cyclic photophosphorylation electrons needed to reduce P680 O2 needed for the dark reactions electrons needed to reduce NADH TRUE ANSWER : ? YOUR ANSWER : ?