How do insects and bacteria become resistant to insecticides and antibiotics?

Sorry, there were problems with your answer.


Sign in to be notified when this answer changes. You'll also enjoy the full benefits of being part of the Answers.com community.
Your contribution will be anonymous unless you sign in. All internet addresses are recorded so vandals and spammers can be traced.
Follow the guidelines for answering questions.
Spell check your answer

ADVERTISEMENT
ADVERTISEMENT