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a. Explain 3 differences between meiosis and mitosis.  b. Provide a statement about why humans need mitosis and a statements about why humans need meiosis. 

Select all the variable names that are NOT allowed in Python:

Assume that the variable str stores a string.  Complete this line of code that prints out str 7 times:   print( ) 

What is the output of this statement?  print( 9 / 2)

Which of the following best describes mutations?

A patient who had a stroke is lying supine in bed when he vomits and aspirates. He is most likely to develop a lung abscess in the:I.   posterior segments of the upper lobes.II.   lingular segments.III.   superior segments of the lower lobes.IV.   all segments of both lower lobes.

Which of the following are the major pathophysiological changes that occur in the lungs of a patient that has been diagnosed with a community acquired pneumonia? I. Airway inflammation II. V/Q mismatching resulting in hypoxemia III. Atelectasis IV. Alveolar Consolidation V. Fast and shallow breathing

A patient with an abscess has coughed out a large volume of brown-colored, putrid sputum. What is the most likely class of microorganism that would cause this?

What feature of eukaryotic cells makes them different from prokaryotic cells?

Describe the differences between simple carbohydrates, such as monosaccharides and disaccharides, and complex carbohydrates. Provide examples for each monosaccharide, disaccharides and complex carbohydrates.