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Pheophytin and Ao (a chlorophyll a molecule whose ?max is 690 nm) are the primary electron acceptors of PS II and PSI, respectively.
A. What is the direct electron donor for the P680 reaction center of PS II, and for the P700 reaction center of PS I?
B. How many electrons do these carriers transfer at a time?
he pyrimidine and purine bases are nitrogen containing compounds. What is the source of nitrogen for these two ring systems? In most examples,
Suppose you decide to discover a way to prevent the mosquito dependent spread of the West Nile virus. You add a chemical to a small pool of water which contains many mosquito larvae.
How various kilograms of diatoms are needed to build 1 metric ton (1000kg) of blue whale. Give details how filter feeding by blue whales enables them to grow so large.
Research protist parasites in the Genus Giardia. Scientists have proposed that these organisms represent the "missing link" between prokaryotes and eukaryotes. Explain the cellular structure of Giardia and describe how the cells are alike to typical ..
define how a specific change in the mRNA sequence
How do respiration and/or photosynthesis affect homeostasis in a living organism.
What is the difference between octopuses and mussels regarding their circulatory systems? How does that difference influence the mobility of these animals?
Discuss how compelling are the argruments for the monoclonality of tumor cell population and what logic and observation undermine the conclusion of monoclonality?
In a mating in 2-individuals with blood type AB, who are both heterozygous for the Bombay phenotype , what percentage of the offspring are expected to appear as having blood type O?
Why can't a monomeric receptor tyrosine kinase recruit proteins to the receptor? What would happen if the GTP-ASE protein(GAP) were inhibited?what is The most abundant class of enzyme.
Why does fluoracetate cause citrate to build up in the Citric Acid Cycle.
Barbiturates cause hypoventilation that is the slower-thannormal rate of breathing, since they suppress the respiratory centers in the brain. What happens to the red blood count of a habitual user of barbiturates? Explain in details.
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