All of the following are methods of prion disease transmission EXCEPT
A. organ or tissue transplantation.
B. inheritance (genetic).
C. contamination through use of inadequately processed surgical instruments.
D. ingestion of infected tissue.
E. inhalation (airborne).
Answer: E
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An environment can only support a certain number of individuals from a given species at any one time. This number is referred to as the ____ of that environment
Fill in the blank with the appropriate word.
During fermentation, the immediate fate of the electrons in NADH is that they:a
are transferred to the electron transport chain. b. are transferred to an organic molecule. c. are transferred to O2. d. are used to make CO2. e. are used to form H2O
A drug that interferes with microtubule formation is likely to completely disrupt
A) the amoeboid motion of a cell. B) the function of lysosomes. C) contraction of muscle cells. D) the movements of sperm cells.
You wish to study how a protein binds to DNA, and which specific amino acids are involved. To do this you would create which type of model?
A. mathematical model B. structural model C. temporal model D. mechanistic model E. hierarchical model