A bacterial cell transfers chromosomal genes to F- cells, but it rarely causes them to become F+. The bacterial cell is:
A: Hfr.
B: lysogenic.
C: Auxotrophic.
D: lytic.
A: Hfr.
B: lysogenic.
C: Auxotrophic.
D: lytic.
举一反三
- 中国大学MOOC: A bacterial cell transfers chromosomal genes to F-cells, but it rarely causes them to become F+. The bacterial cell is:
- What are some of the differences between a ______ cell and a human cell? A: beneficial B: bargain C: bacterial D: banquet
- The life cycle of virulent phages that always kill their host cell and never become inactive prophages would be the _____ cycle. A: lethal B: lytic C: temperate D: strict E: lysogenic
- Which of the following is not a function of a glycocalyx? A: It forms pseudopods for faster mobility of an organism. B: It can protect a bacterial cell from drying out. C: It protects a bacterial cell from killing by phagocytes. D: It allows a bacterium to stick to a host.
- Cell therapies are more complicated than drugs, and hES cells, which have the potential to become any cell type in the body, carry special risks.