Mosquito population rebounded

Assignment Help Biology
Reference no: EM1384026

Question: After WWII, DDT was widely used to kill mosquitoes. Spraying DDT was effective for a few years, but despite continuous spraying at ever-increasing concentrations of DDT, mosquito populations rebounded to former levels. Describe how the mosquito population rebounded.

Reference no: EM1384026

Questions Cloud

Compounds empirical and molecular formula : A Silane contains 90.31 % silicon and 9.69 % hydrogen by mass. The compound has a molar mass of 62 g/mol. Determine the compound's empirical and molecular formula.
Estimating interstitial fluid volume : A patient in your care has a total body water volume of 42 Liters, a hematocrit of 40 percent an extra celllular fluid volume of thirteen liters and a plasma osmolarity of 300 mOsm/ liter.
International business cultural differences : How are Japanese companies able to compete with American companies despite their different approaches to business? Do the Japanese know more about us than we do about them?
Sex-gender and culture : Define and provide examples of how sex, gender, and culture play a part in defining family roles. To the extent that you are open to sharing the information
Mosquito population rebounded : After WWII, DDT was widely used to kill mosquitoes. Spraying DDT was effective for some years, but despite continuous spraying at ever increasing concentrations of DDT,
Productivity of japanese workers-american workers : Although workers in the United States are between the most productive in world, they're earning less money today, controlling for inflation, than they were in 1970.
Program to print percentage of correct answers : Program should print out percentage of correct answers of each students. At end of exam, program print percentage of students which passed exam.
Defining hispanic identity : Critically discuss the advantages of defining Hispanic identity in terms of the historical events and relations.
Genotype of aarr : In a pathway controlling flower color, a functioning copy of gene A is required to produce enzyme A, which catalyzes the synthesis of red pigment.

Reviews

Write a Review

Biology Questions & Answers

  Find out the order of the genes on the chromosome

Organize the genotype in the table, define the origin (parental, single cross-over progeny and double-crossover progeny) and find out the order of the genes on the chromosome.

  Define what enzymes would be released to digest

define What enzymes would be released to digest.

  Describe what happened at the time marked x

Mary is in an automobile accident and injures her spinal cord. She has lost feeling in her right hand and her doctor tells her it is the result of swelling compressing a portion of her spinal cord. Which part of her cord is possible to be compressed.

  Determining prevalence, incidence rate of cervical cancer

Explain the prevalence of the cervical cancer in 1999 and 2004? Specify how many women were at the risk of developing the cervical cancer before being screened in: 1999, and 2004.

  Genetic explanation for the appearance

Assume you work with petunias and you have identified a single gene that causes their flowers to either be all pigmented (solid), or streaked with white.

  Why is the man a major candidate for a heart attack

What is the possibility that the son would have both the Xg antigen and ichthyosis. Why is the man a major candidate for a heart attack.

  Role of cellular signaling in cancer formation

Apoptosis and the Hayflick limit and their relationship to cancer formation

  Produced red and white progeny at a frequency

though , certain pairs of his progeny, when interbred, produced red and white progeny at a frequency of about 25 percent. Nick was soon removed from the stud lists of the Holstein breeders. Explain why, using symbols.

  Develop a punnett square for the trihybrid cross

Find the probability of GGRrTT in the progeny of a F1 cross? If you were to develop a Punnett square for the trihybrid cross GgRrTt x GgRrTt,

  Developing a punnett square

In turtles, brown shells and the red legs are most prevalent forms of the traits. Occasionally, green shells and yellow legs are examined.

  What ratio is obtained while platinum foxes are interbred

Within the two groups define by the bone mass, smaller skeletons have bones with evidence of epiphyseal plates, but larger bones have only a thin line where the epiphyseal plates should be. Give the age group and gender of the individuals in this fin..

  Describe the frequency of progeny genotypes

Use chi-square test, test whether these two loci show independent assortment? How would you explain the frequency of the progeny genotypes?

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