What is the effect of vitamin D on phosphorus absorption?
A、increases
B、decreases
C、does not affect
D、varies from person to person
A、increases
B、decreases
C、does not affect
D、varies from person to person
A、promote the trafficing of vesicle.
B、induce Ca2+ influx.
C、promote the store of neurotranstters.
D、promote the reuptake of neurotransmitters.
E、regulate the release of neurotransmitters.
【简答题】Read the Text and answer the following questions: 1. How does the writer develop his main ideas about global warming in terms of organization? 2. Which structure does the writer use to illustrate the effects of global warming? 3. How does the writer arrange the effects and what are the signal words? 4. How many types of causes of global warming does the writer classify into? What are they? 5. How is Paragraph 11 organized? What are the signal words? 6. According to the writer, what are the three areas affected by global warming? 7. What are the four gases that have a large impact in the atmosphere? 8. According to some scientists, how many percent of the Great Barrier Reef will disappear by 2075 if the earth continues on the path it is on?
A、nutrient content claims
B、health claims
C、structure/function claims
D、therapeutic claims
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