Nitrate is energetically the best electron acceptor under anoxic conditions and is generally used preferentially by which type of microbes?

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#Question id: 10909

#6. System Physiology – Plant

The energy is essential for some aspects of movement from sieve elements to sink cells, which store or metabolize the sugar. This movement of photosynthate from sieve elements to sink cells is called

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#Question id: 19884

#13. Methods in Biology

The first successful transformation of rDNA molecules into a bacterium was carried out by

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#Question id: 12583

#10. Ecological Principles

Which of the following is caused by excessive nutrient runoff into lakes?  

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#Question id: 9244

#9. Diversity of Life Forms

One characteristic that distinguishes a population in an extinction vortex from most other populations is that

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#Question id: 23352

#Aptitude

An effective communication produces in receiver