Examine the flux diagrams in Figure 25.6 to address the following questions. What is the difference in the rate of carbon exchange (in gigatons per year of carbon) between photosynthesis and respiration in the marine environment?
What will be an ideal response?
92 - 90 = 2 gigatons/yr
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If the gene encoding the enzyme rubisco is mutated such that it is non-functional, the process that would be affected is the ability to
A. make ATP. B. harvest photons. C. fix carbon. D. make O2. E. make NADPH. Clarify Question What is the key concept addressed by the question? What type of thinking is required? Gather Content What do you already know about photo synthetic processes? What other information is related to the question? Choose Answer Do you have the necessary information to dissect the problem? Reflect on Process Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
When she finds that the introduced strand separates into single-stranded RNAs, what other evidence of this single-stranded RNA piece's activity can she find?
A) She can measure the degradation rate of the remaining single strand. B) The rate of accumulation of the polypeptide encoded by the target mRNA is reduced. C) The amount of miRNA is multiplied by its replication. D) The cell's translation ability is entirely shut down.
Why are DNA fragments attracted to the positive pole of the agarose gel?
What will be an ideal response?
Thermoregulation depends on monitoring of blood temperature. What structure acts as the mammalian temperature sensor?
A. peripheral blood vessels B. adrenal medulla C. thyroid D. anterior pituitary gland E. hypothalamus