In the 1800s, many people living in the cities in the United States died of infectious diseases such as cholera, which is caused by a bacterium that pollutes water. Cholera is no longer a major problem in the United States. What is the most likely reason for the elimination of cholera as a major disease? A. Advances in medicine have led to cures for cholera. B. People have learned the importance of washing their hands. C. Sewage treatment plants have eliminated such pathogens from drinking water. D. Regulations have prevented factories from dumping pollution into lakes and rivers.
Answers (1)
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “In the 1800s, many people living in the cities in the United States died of infectious diseases such as cholera, which is caused by a ...” in 📙 Biology if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers
You Might be Interested in
What do proteins have to do with the phenotype of an organism
Answers (1)
Why are wetlands referred to as "biological supermarkets"
Answers (2)
Which DNA bases pair with each other? How many hydrogen bonds are shared by each pair?
Answers (1)
The relationship between a gene and a messenger RNA is as follows:a. mRNAs are made from genes. b. Genes are made from mRNAs. c. mRNAs make proteins which then code for genes. d. Messenger RNA is directly responsible for making Okazaki fragments. e.
Answers (1)
Wendy and Michelle are trying to determine whether their ideas are scientific or pseudoscientific. Wendy's idea is based on experiments, and new observations can improve it. The experimental results of Michelle's idea cannot be verified.
Answers (2)
New Questions in Biology
A scientist is investigating mutations. She observes a mutation where one or more nucleotides are inserted into a sequence of DNA. The scientist claims that this insertion mutation will affect genetic variability.
Answers (1)
Which type of gene is most likely to be widely expressed in the body of someone who has a superficial scrape?
Answers (2)
Which of the answer choices is an example of stabilizing selection? 1. decrease in the number of birds with intermediate-sized beaks 2. who are unable to eat large or small seeds 3. breeding dogs from wolves selection for average 4.
Answers (1)
What does the fossil of a mesoaur look like
Answers (1)
Which of the following statements correctly describes what happens to the diaphragm during an inhalation, when the lungs inflate? A. The diaphragm contracts and flattens. B. The diaphragm expands. C. The diaphragm only moves during exhale. D.
Answers (2)