Bacteria protect themselves from bacteriophage infections by producing restriction enzymes that cut up foreign RNA
of the phage.
____________________ Indicate whether the statement is true or false.
False - DNA
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Briefly describe how B cells are activated
What will be an ideal response?
In which of the following structures of a vascular plant would you expect to find totipotent cells? Select all correct choices
A. mature leaves B. shoot apical meristem C. cell elongation zone D. axillary buds
What can scientists study in the fossil record to learn about the distribution of grasses in the past? Select all correct choices
A. herbivore teeth B. herbivore hooves C. stromatolites D. phytoliths E. the ratio of different carbon isotopes in fossils
What are two ways that phage can replicate in harmony (not directly lysing) their host cell?
A. Conjugation and lysogeny B. Lysogeny and transduction C. Extrusion and transformation D. Extrusion and lysogeny