This topic contains a solution. Click here to go to the answer

Author Question: The major source(s) of chlorofluorocarbons (CFCs) in the atmosphere was/were ________. A) ... (Read 74 times)

Pea0909berry

  • Hero Member
  • *****
  • Posts: 573
The major source(s) of chlorofluorocarbons (CFCs) in the atmosphere was/were ________.
 
  A) microbial fermentation of organic matter in coal mines, oil wells, and livestock
  B) combustion of fossil fuels
  C) refrigerants, solvents, and spray propellants
  D) burning of fossil fuels and coal
  E) emissions from automobile exhaust and chemical fertilizers

Question 2

Which of the following nonhuman-related causes has most likely contributed the most to the increase in malaria in Africa?
 
  A) increased difficulty in treating malaria with antibiotics
  B) growing urban populations
  C) increased insecticide resistance
  D) increased vulnerability of HIV-infected humans to malaria
  E) less money for mosquito abatement programs


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

moormoney

  • Sr. Member
  • ****
  • Posts: 326
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 29% of students answer this correctly




Pea0909berry

  • Member
  • Posts: 573
Reply 2 on: Jul 14, 2018
Gracias!


cici

  • Member
  • Posts: 325
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

Did you know?

About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

Did you know?

Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

For a complete list of videos, visit our video library