Explain how the boll weevil populations changed, Biology

Assignment Help:

The boll weevil, an insect native to Mexico and Central America, is another pest of commercial cotton. When chemical insecticides were first discovered, they proved highly effective in controlling boll weevil outbreaks. Within a few decades, however, many boll weevil populations were resistant. Using what you've learned in this chapter, explain how the boll weevil populations changed.


Related Discussions:- Explain how the boll weevil populations changed

Define essentiality of nitrogen for growth of micro-organism, Define Essent...

Define Essentiality of Nitrogen for Growth of Micro-Organism? Nitrogen is an essential atom in certain cellular macromolecules, e.g. amino acids, purines, pyrimidines, enzymes,

What is the kind of circulatory system present in annelids, Q. What is the ...

Q. What is the kind of circulatory system present in annelids? In beings of the phylum Annelida the circulatory system is closed that is blood circulation takes place only with

Selenium, S e l e n i u m Selenium toxicity due to pollution of ...

S e l e n i u m Selenium toxicity due to pollution of environment has been reported in animals. Contamination of pasture from industries emitting fly ash particularly fo

Noise pollution - environmental pollution, Noise Pollution - Environmental ...

Noise Pollution - Environmental Pollution Noise is unwanted sound or excessively high levels of sound. Noise pollution is not only an annoyance, but at sufficiently high level

Which organs form the human respiratory system, Q. What are the organs that...

Q. What are the organs that form the human respiratory system? The organs that are part of the human respiratory system can be divided into three groups: lungs, respiratory mus

Explain the several terms atp, Explain the several terms ATP, NAD, and FAD ...

Explain the several terms ATP, NAD, and FAD ? Adenosine Triphosphate (ATP) is an ester, an organic compound formed from a reaction between carboxylic acid and an alcohol. ATP i

Differences between genomes in prokaryotes and eukaryotes, What are the dif...

What are the differences between genomes in prokaryotes vs. eukaryotes?

Intracellular sodium concentration of the motor neuron, Intracellular sodiu...

Intracellular sodium concentration of the motor neuron A complete motor neuron is removed from a frog and placed in normal physiological saline at 1 AM.  The neuron is healthy.

Define foaming properties of proteins, Define Foaming Properties, Binding o...

Define Foaming Properties, Binding of Flavour and Other Substances? To understand the foaming properties of proteins, we need to know some basic aspects of foam foods. Foam foo

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd