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[主观题]

Which of the following statements about 2,3-BPG is true?

A、It is a high energy phosphate compound.

B、It regulates the oxygen transportation function of Hb.

C、It is highly electronegative.

D、It stabilizes the conformation of Hb.

提问人:网友mavqiao 发布时间:2022-01-07
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第1题
The following two paragraphs were written on the topic “The Best or Worst Job You Ever Had”. Both are unified and both are supported. However, one communicates more clearly and effectively. Which one, and why?

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第2题
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第3题
The main pathway for mature red blood cells to gain energy is

A、glycolysis

B、oxidation of fatty acid

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D、pentose phosphate pathway

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第4题
In hematopoietic cells(造血细胞), the site of heme synthesis is

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第5题
Which statement of hemoglobin synthesis are correct?

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第6题
The main role of NADPH + H+ produced in mature red blood cells is

A、providing energy

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C、participating in amino acid synthesis

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第7题
The rate-limiting enzyme for heme synthesis is

A、ALA synthase

B、ALA dehydrase

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第8题
The function of 2,3-BPG in red blood cells is

A、lowering hemoglobin affinity for oxygen

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D、lowering hemoglobin affinity for CO2

E、increasing hemoglobin affinity for oxygen

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第9题
The rate limiting step in heme synthesis is

A、PBG synthesis

B、ALA synthesis

C、UPG synthesis

D、CPG synthesis

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第10题
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