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

Biology & Microbiology

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Alcohols are more effective at inactivating enveloped viruses than naked viruses.

Answer the following statement true (T) or false (F)

Biology & Microbiology

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)

Biology & Microbiology

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.

Biology & Microbiology

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

Biology & Microbiology