Amplified fragment length polymorphism (AFLP)
P. A PCR-based tool
Q. Uses restriction enzymes to cut genomic DNA
R. Involves ligation of adaptors to the sticky ends of the restriction fragments
S. Involves amplification using primers complementary to the adaptor

A. Reverse transcriptase B. Cytochrome c C. Bacterial RNA polymerase D. RNase P

A. P, Q B. Q, R C. R, S D. P, S

A. Antibiotics disrupt cell wall synthesis B. Antibiotics interfere with cell membrane function C. Antibiotics prevent the release of energy from ATP D. Antibiotics inhibit the synthesis of protein

A. A phosphorylated exterior domain B. A structure consisting almost exclusively of beta-sheets C. An amino acid sequence rich in acidic residues D. An alpha-helical region of about 20 to 25 hydrophobic amino acids