Which kind of sterilization procedure takes advantage of the size of microorganisms?
A. Open flame
B. Use of chemicals
C. Filtration
D. Autoclaving
Answer: C
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If she moves the repressor gene (lacI), along with its promoter, to a position at some several thousand base pairs away from its normal position, we would expect the _____
A) repressor will no longer be made B) repressor will no longer bind to the operator C) repressor will no longer bind to the inducer D) lac operon will be expressed continuously E) lac operon will function normally
In adult vertebrates, which of these is not one of the four principal kinds of primary tissues?
A. epithelial B. connective C. supportive D. muscle E. nerve
Which of the following occurs with alcohol
induced cirrhosis of the liver?
a. the production of albumin, important for solute balance, stops b. toxins accumulate in the brain c. blood flow is restricted d. a 50% chance of death within 10 years of onset e. all of these occur with alcohol induced cirrhosis of the liver
Rods and cones, like most sensory receptors, depolarize open receiving a stimulus.
Answer the following statement true (T) or false (F)