Scientists have discovered that _____ acid is produced by plants when attacked by a disease organism
A) amino
B) salicylic
C) peptic
D) phosphoric
B
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How is a manual push button starter reset?
What will be an ideal response?
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A smooth metal reflects more than does the rough surface of composition shingles.
Answer the following statement true (T) or false (F)
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Two common problems that occur with unshielded twisted-pair wiring are that the pairs become crossed or _________
A. shortened B. stretched C. corroded D. split-up
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A cell has a voltage (E) of 2.1 volts, an internal resistance (r) of 0.9 ohms, and is connected to an electromagnet with a resistance (R) of 0.3 ohm. What current, in amps, will the electromagnet receive? Carry the answer to two decimal places.
Fill in the blank(s) with the appropriate word(s).
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