cassandramanuel
09.11.2020 •
Biology
Spraying insects with a pesticide ddt causes some pesticide resistance in insect populations.The changes that occur in the insect population are related to a pattern in genetic inheritance. Repeated spraying kills many insects; however, more frequent spraying and higher concentrations fail to kill insects. In this environment, the spaying of insects appears to act as
SELECT ONE:
A. BIOLOGICAL FACTOR
B.GROWTH INHIBITOR
C.AN AGENT OF SELECTIVE PRESSURE
D. AN AGENT TO ELIMINATE OLD WEAK INSECTS
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Ответ:
D. AN AGENT TO ELIMINATE OLD WEAK INSECTS
Explanation
Because when older bugs get poisoned they have a less of a chance to survive because their already old and crippled.
But using cinnamon is a more effective way of killing bugs and ants and it does not harm children or other house hold animals that you may have.
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