The process of fossilization typically begins when an organism or traces of it ____.
A. settle on the seafloor
B. are pressurized under the weight of sediment
C. crystallize into minerals
D. are saturated with groundwater
E. become covered with sediments, mud, or ash
Answer: E
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Alcohols are more effective at inactivating enveloped viruses than naked viruses.
Answer the following statement true (T) or false (F)
In eukaryotic initiation, one will often see the sequence ACCAUGG as a translational start sequence. This sequence is known as the ________ sequence.
A) Okazaki B) ETS (eukaryotic translational start) C) Kozak D) IRES (internal ribosome entry sequence) E) CIBS (complex initiation binding sequence)
Which of the following is not a property of a virus?
A) It is an infectious cellular pathogen. B) It is an obligate intracellular pathogen. C) Its genome consists of DNA or RNA. D) Its genome is surrounded by a protein capsid.
In the process of ________, microbes detect the presence and density of other microbes and modify their metabolic activity in response
A) quorum sensing B) antagonism C) mutualism D) symbiosis E) synergy