A urine sample with more than 100,000 organisms is considered indicative of infection. A urine sample containing 5,000 bacteria, with a generation time of 30 minutes, sits for 3 hours before finally being assayed. How many bacteria will then be present within the sample?

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#Question id: 19856

#XL - P Chemistry

According to Bohr’s model of the atom, an electron can revolve around the atomic nucleus in a suitable orbit without emitting energy if its orbit

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#Question id: 3856

#XL - Q Biochemistry

In eukaryotes, the conserved element closest to the transcription start site is called the:

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#Question id: 15478

#XL - S Microbiology

Escherichia coli preferentially utilizes glucose by preventing the uptake of lactose and switching off transcription of the lac operon. This mechanism is known as 

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#Question id: 17804

#XL - S Microbiology

Which of the following is a secondary compound of embryophytes? 

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#Question id: 303

#XL - Q Biochemistry

Which condition favors the bond formation______