Describe how different strains of E. coli can reveal different linkage arrangements of genes in Hfr crosses
What will be an ideal response?
Different strains may have different F factors and therefore different initiation points for chromosome transfer.
You might also like to view...
An 8-month-old female infant is admitted to the emergency department in respiratory distress on Christmas Eve. A nasopharyngeal aspirate is obtained and sent to the laboratory on ice for analy-sis. The most probable organism that would be isolated is:
a. varicella-zoster virus. b. respiratory syncytial virus (RSV). c. rotavirus. d. coxsackievirus.
Which of the following is the smallest unit in terms of size?
A. quadriceps B. myofibril C. muscle fiber D. sarcomere E. myofilaments
Impulses conducted along the transverse tubules of the muscle fiber stimulate
A. the release of ATP. B. the binding of actin to the Z lines. C. tropomyosin and troponin binding. D. the release of calcium ions. E. the release of acetylcholine.
The process of producing energy from organic substrates in the absence of oxygen is called ________ metabolism
Fill in the blank(s) with correct word