__________ is an energy-intensive method of

obtaining fresh water from __________. Fill in the blank(s) with the appropriate word(s).


Answer: Desalination; salt water

Biology & Microbiology

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The membrane of a resting neuron is most permeable to which of the following ions? 

A. Cl- B. Ca2+ C. Na+ D. K+ E. H+

Biology & Microbiology

The lifetime patterns of growth, maturation, and reproduction determine the ____ of a species

a. survivorship curve b. life history c. specific mortality d. age-specific fecundity e. dispersion

Biology & Microbiology

According to the graph below, which form of enzyme inhibition has the greatest effect on the maximal rate?



a. normal enzymes
b. none effect the maximal rate
c. noncompetitive inhibitors
d. competitive inhibitors

Biology & Microbiology

Several biology students have just returned from a field trip in which they were asked to collect prokaryotes and eukaryotes

The eukaryotic organisms were to be divided into plant cells, animal cells, or "other." The students have access to a light and electron microscope. Can you suggest how they could determine whether these cells are prokaryotic or eukaryotic? How could they distinguish plant from animal cells? What will be an ideal response?

Biology & Microbiology