Which of the following requires adenosine triphosphate?
A) Facilitated diffusion B) Simple diffusion
C) Active transport D) Osmosis
C
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A student measuring the pH of the water in a fish tank found it to have a pH of 8. Which one of the following statements is TRUE regarding that solution?
A) The water is alkaline. B) The water does not contain hydrogen ions. C) The water contains equal numbers of hydrogen ions and hydroxyl ions. D) The water is highly acidic. E) The water is more alkaline than a solution with a pH of 10.
One strategy used by dissimilatory metal-reducing bacteria that enable their use of insoluble compounds as electron acceptors is to localize cytochromes in the outer membrane, rather than the plasma membrane. This enables the direct transfer of electrons from cytochromes to the extracellular metal.
Answer the following statement true (T) or false (F)
____ cuts DNA at a specific sequence.
A. RNA polymerase B. Transcription factor C. DNA polymerase D. Restriction enzyme
The pH conditions under which a chemical disinfectant is used do not alter its efficacy
Indicate whether the statement is true or false