34. MicroRNA. Which of the following descriptions is not correct?
(A) The precursor is primary miRNA (pri-miRNA).
(B) Pri-miRNAs fold into stem-loop structures.
(C) The loop region of pri-miRNA is cut by Drosha.
(D) The pre-miRNA exits the nucleus.
(E) The pre-miRNA is trimmed by Dicer to form miRNA.

30. Initiation Factor eIF2. Which of the following descriptions is not correct? (A) eIF2 unwinds secondary structure of mRNA. (B) eIF2 is a heterotrimeric protein. (C) eIF2 is active when bound to GTP. (D) eIF2 binds to Met-tRNAi. (E) eIF2B is the GDP exchange factor for eIF2.

31. Bacteriophages. Which of the following descriptions is not correct? (A) Bacteriophages specifically infect bacteria. (B) Their genetic material is surrounded by a protein capsid. (C) This is connected to the elongated sheath by a collar region. (D) The sheath forms a hollow tube through which the viral proteins are injected into the host. (E) At the bottom is the base plate.

32. Spliceosome Assembly. Which of the following descriptions is not correct? (A) The commitment complex is the E complex. (B) The E complex contains U1 snRNP bound at the 5' splice site. (C) The E complex contains the protein U2AF bound to a pyrimidine tract. (D) U2AF is a heterodimer consisting of the U2AF65 and U2AF35. (E) The E complex progresses to the A complex in the presence of ATP.

33. Iron-response element (IRE). Which of the following descriptions is not correct? (A) IRE consists of multiple stem-loop structures. (B) The affinity of the IRE-binding protein for the IRE is altered by ion binding. (C) The IRE-binding protein exhibits low affinity when its iron-binding site is full. (D) The IRE-binding protein exhibits high affinity when its iron-binding site is not full. (E) The IRE-binding protein destabilizes the mRNA.

35. Using the genetic code. Which of the following descriptions is not correct? (A) The bases of mRNA are read off in groups of three, the codon. (B) There are 128 different codons in the genetic code. (C) Bases are read from 5' to 3'. (D) UAA, UAG, and UGA have signal stop. (E) AUG act as start codons.

1. 點火系統主要係利用起動馬達將電瓶的電能轉換成機械能來搖轉引擎，以利引擎發動。(A)O(B)X

2. 奧圖循環 (Otto Cycle) 又稱為等容循環 (Constant-Volume Cycle),一般汽油引擎是此種循環。(A)O(B)X

3. 下死點是活塞移動至汽缸最頂端時之位置，此時活塞之瞬間速度為零。(A)O(B)X

4. 燃燒室容積加上活塞位移容積(排氣量)與燃燒室容積之比，稱為壓縮比。(A)O(B)X

5. 電動車之架構係由電池、控制裝置、馬達及傳動系統組成。(A)O(B)X