Which of the following are problems associated with intensive irrigation?
I) mineral runoff
II) over fertilization
III) aquifer depletion
IV) soil salinization
A) only I and II
B) only II and IV
C) only I, III, and IV
D) only III and IV
E) I, II, III, and IV
Answer: C
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(a) by means of an intracellular suicide program. (b) rarely and selectively only during animal development. (c) only in unhealthy or abnormal cells. (d) only during embryonic development.
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Fill in the blank(s) with the appropriate word(s).
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