A pure culture in exponential growth phase has a bacterial concentration of 6.4 x 10^8 cells/ml. If the bacterium has a generation time of 1 h, how long ago was the cell concentration 8.0 x 10^7 cells/ml?

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#Question id: 4166

#SCPH05 I Biotechnology

At the ribosome the template mRNA is translated in the __ direction, while the protein is synthesized in the __ direction.

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#Question id: 6994

#SCPH28 | Zoology

Puberty is initiated by pulse release of _____________(hormone)

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#Question id: 11139

#I Life Science/ Life Sciences Group – I-V

In a simple synapse, neurotransmitter chemicals are released by ________.

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#Question id: 11414

#SCPH06 I Botany

Which of the following combination of species feature that affecting a species’ sensitivity to extinction?

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#Question id: 11448

#I Life Science/ Life Sciences Group – I-V

Artificial electrical stimulation of a human's capsaicin-sensitive neurons would likely produce the sensation of ________.