Re: [考題] 生物題目
一直沒人回...
不然就這兩題吧
拜託高手指點一下 感謝再感謝
2. "Movement protein" aid in the transport of ______ through plasmodesmata.
a. DNA
b. proteins
c. Viruses
d. cyclic AMP
e. Ca2+
--->我猜 d or e
3. Which of the following statement about iron-sulfur proteins is FALSE?
a. They are components of the electron transport chain.
b. Their iron is not attached to a porphyrin ring.
c. Their iron is attached to sulfides.
d. Their iron is attached to the sulfides of sulfur-containing amino acids.
e. They carry both electrons and protons.
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