Parathyroid hormone acts to ensure that
A. potassium levels in the blood don't escalate.
B. calcium levels in the blood never drop too low.
C. sodium levels in urine are constant.
D. amounts of water in the blood are sufficient.
Answer: B
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Which of the following reactions is a hydrolysis reaction?
A. A + B + H2O ® C B. A ® B + C+ H2O C. A + B ® C + H2O D. A + H2O ® B + C Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you know about hydrolysis reactions? How does it relate to the question? Consider Possibilities · What other information is related to the question? Which information is most useful? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? 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?
The malarial parasite, Plasmodium, is a member of the group
A. Euglenozoa. B. Stramenopiles. C. Alveolata. D. Rhodophyta. E. Diplomonads.
The process by which genetic material is exchanged between different species, such as an endosymbiont and its host, is:
A. vertical gene transfer B. horizontal gene transfer C. binary fission D. mutualism E. parasitism
Ethanol can be easily produced from:a
photosynthetic pigments. b. crystalline cellulose. c. root systems of plants. d. plant sugars. e. all of these.