a gene is transferred naturally by a bacterium from a plant genome to an insect genome within the same
generation. What process does this illustrate?
a. restriction
b. genome shuffling
c. genome switching
d. vertical gene transfer
e. horizontal gene transfer
e
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The plant hormone involved in aging and ripening of fruit is _____
A) auxin B) ethylene C) florigen D) abscisic acid E) gibberellin
Freshwater flatworms have this type of system for osmoregulation.
A. protonephridial B. metanephridial C. osmonephridial D. eunephridial E. isonephridial
Because the procedure you are using to modify plants requires their cell membranes to be pulled away from the cell walls by plasmolysis, you place the cells in a(n)
A) acid solution. B) hypotonic solution. C) isotonic solution. D) basic solution. E) hypertonic solution.
A person working in a rice paddy in Asia becomes infected with the liver fluke by
A. swimming or wading in infected water, where the cercariae enter the skin. B. eating infected fish that was undercooked or raw. C. eating infected snails. D. drinking water contaminated with eggs.