Jorge has developed prostate cancer, so he undergoes an operation to remove the malignancy. What other structures will the cancer specialists look at to check for metastasis?
A) connecting veins B) local arteries
C) portions of the liver D) neighboring lymph nodes
Answer: D
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The aspect of human evolution in which the genes microcephalin and ASPM have been implicated is the
A. evolution of our large frontal cortex. B. evolution of language. C. evolution of bipedal locomotion (walking upright). D. evolution of an opposable thumb. E. the evolution of mother-infant bonding
Which type of junctions prevent fluid leakage between cells?
a. gap junctions b. plasmodesmata c. tight junctions d. adhering junctions e. blocking proteins
Restriction endonucleases are especially useful if they generate "sticky" ends. What makes an end sticky?
A) blunt ends B) 5' cap C) single-stranded complementary tails D) 3' cap E) poly-A sequences
The development of second-line and third-line antimicrobial agents demonstrates
A) cross-resistance B) the effectiveness of first-line drugs C) an effective method to limit drug resistance D) the increasing difficulty of treating drug resistant bacteria