Bacteria ____
a. are diploid organisms
b. produce gametes
c. have a life cycle that varies between unicellular stage and multi-cellular stage
d. have a single circular chromosome
e. lack both DNA and RNA
ANSWER: d
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Bioremediation has been used to treat which of the following?
A. Oil spills B. Sewage C. Pesticides D. Heavy metals E. All of the answers have been successfully remediated
What is the function of the structure labeled G in the accompanying figure?
a. attachment b. locomotion c. protein-making d. breathing e. communication
In the development of the cell theory, Schleiden and Schwann did not study prokaryotes. Why might
this have limited their understanding of cells? What will be an ideal response?
Which of the following is the correct organization of life?
a. Bacteria ? Archaea ? Eukarya ? Prostista ? Chordata ? Mammalia ? Humans b. Species ? Genera ? Family ? Order ? Class ? Phylum ? Kingdom ? Domain c. Domain ? Kingdom ? Phylum ? Class ? Order ? Family ? Genera ? Species d. Domain ? Kingdom ? Phylum ? Class ? Origins ? Family ? Genera ? Species e. Genus ? Species