43. What can we learn about Matt from the interview?
(A) He shares a room with Sean now.
(B) He hopes to get close to Lori and Sean.
(C) He misses his friends in Rosario Landing.
(D) He fi nds his new life is easier than he thought.

39. What is the writer trying to say? (A) History always repeats itself. (B) Art is the best medicine for a weak mind. (C) We should try to make the best use of our lives. (D) It takes more than hard work to make a great artist.

40. What does autobiography mean? (A) A movie about great writers’ lives. (B) A book of a person’s life by that person. (C) A videotape that teaches how to write stories. (D) A picture with the painter’s name on the bottom.

41. Which is true about the three artists in the reading? (A) They all died at a young age. (B) They are all famous painters. (C) They all had problems with their bodies. (D) They were all in bad health when they were born.

42. From the interview, what do we know about the children at Rosario Landing? (A) They do not live with their parents. (B) They are not treated kindly. (C) They have serious learning problems. (D) They were born there.

44. Which is true about the Tragers? (A) Sean is the oldest child in the family. (B) There were two children in the family before. (C) Nicole and Thomas decided to have another baby. (D) Thomas thinks Matt looks just like him at a young age.

45. What does it in the fourth paragraph mean? (A) Living with a stranger. (B) Being polite to a stranger. (C) Playing tricks on one’s brother. (D) Talking to one’s parents’ friends.

1. Restriction enzymes are invaluable tools in gene cloning because : (A) they cut both strands of DNA at specific sites (B)they replicate the gene of interest (C)they can produce sticky ends so DNA from different sources can be joined together (D)they cut at specific sites within the DNA and produce sticky ends allowing DNA from different sources to be joined together (E) they replicate the DNA of interest, they cut at specific sites within the DNA, and produce sticky ends allowing DNA from different sources to be joined together

2. Which of the following statements is true? (A) Oxidative phosphorylation occurs in the mitochondria matrix. (B)Glycolysis occurs in the mitochondria inner membrane. (C)The citric acid cycle occurs in the cytosol. (D)The citric acid cycle occurs in the mitochondria matrix. (E) Electron transport chain and ATP synthase are in the cytosol.

3. In the photosynthesis, NADPH is produced by (A) the Calvin cycle alone. (B)light reactions alone. (C)NADPH production is not a part of photosynthesis. (D)both light reactions and the Calvin cycle. (E) neither the light reactions nor the Calvin cycle.

4. When receptors coupled to phospholipase C are activated, calcium levels in the cytosol increase when ______ (A) IP3 binds to ligand-gated channels on the plasma membrane, releasing calcium. (B)diacylglycerol binds to ligand-gated channels on the endoplasmic reticulum, releasing calcium. (C)phospholipase C phosphorylates the receptor leading to calcium production. (D)IP3 binds to ligand-gated channels on the endoplasmic reticulum, releasing calcium. (E) diacylglycerol binds to ligand-gated channels on the plasma membrane, releasing calcium