What enzyme converts oxaloacetate to malate in CAM plants? a. malate carboxylase b. malate hydrolase c. malate dehydrogenase d. malate dehydratase
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What enzyme converts oxaloacetate to malate in CAM plants?
a. malate carboxylase
b. malate hydrolase
c. malate dehydrogenase
d. malate dehydratase
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- What effect would a decrease on sulfur assimilation have in plants? Select one: a. a decrease in protein synthesis b. a decrease in glutamine concentration c. an increase in photosynthesis d. an increase in glutamine concentration e. an increase in glutathione concentrationWhat is the source of acetyl- CoA in plants that enters the glyoxylate cycle? A. NADPH B. proteins C. glucose D. lipidsWhen studying a plant that(based on oxygen production) is actively synthesizing, you find very little glucose. Where did it all go? a) cell walls b) starch grains c) to make other monosaccharides d) for cellular respiration e) All of the answers are correct
- What is the reaction that rubisco catalyzes? Why is rubisco the key enzyme for producing the worlds food, and how is it the key regulatory site of the Calvin cycle?Which hormone is associated with amylase production? Select one: a. gibberellin b. ethylene c. auxin d. cytokinin e. abscisic acidA CAM plant has a mutation that makes the enzyme, malate dehydrogenase, inactive. Briefly predict the effect this will have on the plant’s growth and performance.
- If a plant could not make glucose via photosynthesis, where would the defect show up? A. thicker cell walls B. less starch C. more growth D. less chlorophyllWhich type of plant secondary metabolite is best known for theantioxidant properties of human foods such as blueberries, tea, andgrape juice?a. alkaloids b. cannabinoids c. carotenoids d. phenolics e. terpenoidsSelect one specific compound representing a larger metabolite group (e.g. menthol for terpenes), create a schematic diagram showing this specific compound’s synthesis, and explain the role of that group for plant defense and survival.
- What chemical element, collected by the plant from the soil moisture, is directly involved with ATP rejuvenation? Select one: a. Potassium b. Phosporous c. None of these answers d. Carboxylase e. CadmiumBrassinazole is a drug that inhibits brassinosteroid biosynthesis. Predict what effect brassinazole would have on a plant.Under what conditions do the wasteful side reaction of O2 with rubisco become significant? a.) at night when the sun goes down and photosynthesis is limitng b.) low temperatures and high moisture c.) higher levels of soluable CO2 than O2 d.) higher levels of soluable O2 than CO2 e.) higher levels of rubisco enzyme in the cytoplasm
