Why are viruses considered to be nonliving?
(A) They do not have cells
(B) They cannot reproduce on their own
(C) They have no metabolic activity
(D) All of the above
Answer: (D) All of the above
Biology & Microbiology
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Four of the five choices listed below are
characteristics of the plasma membrane. Select the exception. a. phospholipid b. fluid mosaic c. lipid bilayer d. inert and impermeable e. hydrophobic tails
Biology & Microbiology
photoautotrophs (certain plants & bacteria)
What will be an ideal response?
Biology & Microbiology
Identify and provide specific examples of the classes of macromolecules that are associated with life.
What will be an ideal response?
Biology & Microbiology
Algae and protozoa in the soil are quite hardy, and therefore their abundance is not a useful indicator of environmental pollution
Indicate whether the statement is true or false
Biology & Microbiology