If an injection to the mouse contains live R strain Streptococcus pneumonia, _____
a. the mouse will die
b. live S strain will be detected in the mouse's blood
c. the mouse will live
d. no live R strain will be detected in the mouse's blood
e. the live R strain bacteria will develop pathogenicity
ANSWER: c
You might also like to view...
The pairing of homologous chromosomes is called
A. syngamy. B. synapsis. C. alignment. D. independent assortment. E. crossing over.
What are mobile genetic elements, and how do they affect host organisms?
What will be an ideal response?
When glycolysis occurs,
A.) a molecule of glucose is split. B.) a molecule of glucose is formed. C.) photosynthesis begins. D.) pyruvates are combined.
The sequence Lys-Asp-Glu-Leu (KDEL) serves to retain proteins in the ER by
a. preventing their packaging into vesicles destined for the Golgi. b. binding to receptors within the membranes of the ER and Golgi, which retain them or return them to the ER. c. binding the SRP receptor in the ER membrane. d. associating with the lipids in the ER membrane.