You are planning a course of study that will result in a degree in microbiology. You also wish to work in a job that allows you to help solve our environmental challenges
Based on the discussion in this chapter about the issue of dealing with our waste problem, what type of work might you do?
What will be an ideal response
Bioremediation is a method of using bacteria and enzymes to convert hazardous wastes to harmless compounds. Since microbiologists work with microscopic organisms such as bacteria, a degree in this area can lead to work in bioremediation.
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What is happening at the molecular level when a polar molecule like water interacts with a typical sodium ion?
A. The polarity of the water molecule is altered making the hydrogens more negatively charged. B. The polarity of the water molecule is altered making the oxygen more positively charged. C. The water molecule aligns such that the hydrogens interact with the sodium. D. The water molecule aligns such that the oxygen interacts with the sodium. E. none of the above
Describe bird evolution as known from the fossil record. What will be an ideal response?
Which of the following refers to the biosynthesis of compounds?
A) anabolism B) catabolism C) metabolism D) none of these
Which of the following circulates throughout the body to deliver nutrients and remove wastes?
A) extracellular fluid B) interstitial fluid C) plasma D) synovial fluid