Answered: Researchers have discovered that…

Researchers have discovered that washing spinach with water several times does not prevent foodborne diseases due to E. coli. How can you explain this fact?

Biology 2e

2nd Edition

ISBN:9781947172517

Author:Matthew Douglas, Jung Choi, Mary Ann Clark

Publisher:Matthew Douglas, Jung Choi, Mary Ann Clark

Chapter22: Prokaryotes: Bacteria And Archaea

Section: Chapter Questions

Problem 40CTQ: Researchers have discovered that washing spinach with water several times does not prevent foodborne...

See similar textbooks

Related questions

Q: Some potentially pathogenic bacteria and fungi, including strains of Enterococcus, Staphylococcus,…

A: The infection that spread in the hospital settings are called nosocomial infections. Hospital is a…

Q: The mucilage problem has caused a great deal of environmental pollution. one of the factors causing…

A: Definition: Mucilage is defined as a thick, gluey substance made by all plants and some…

Q: Coliform bacteria are common contaminants of meats. Why might one expect to find coliforms in…

A: Coliform bacteria is a Gram negative, rod shaped bacteria which when present in water will indicate…

Q: Bacillus cereus divides every 30 minutes. You inoculate a culture with 100 After 3 hours, how many…

A: Bacillus cereus is a rod-shaped, gram-positive bacteria. It is a facultative anaerobe. It is a toxin…

Q: Based on the following image, which concentration of antibiotic would be considered the minimum…

A: Minimum bactericidal concentration (MBC) is defined as the lowest concentration in which an…

Q: Which of the following is taken up by M cells of the large intestine, escapes out the bottom of the…

A: Shigella: A bacillary dysentery, a disease provoking severe bloody and mucous diarrhea…

Q: Why is boiling at standard temperature and pressure an inadequate method of processing for canned…

A: Canning is done to give the food products larger and stable shelf life. They must remain…

Q: The use of abomasum as a source of rennet is not practical. Explain why

A: Rennet is an enzyme or a substance that is produced as a coagulant and helps in the production of…

Q: You left a carton of orange juice on your counter for 3 days. When you taste it, it is very bubbly…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Could you explain the difference ( and possibly show the difference) between a growth on Agar slants…

A: Growth of cultures in slants and broth can provide us with useful information regarding their…

Q: Which of the following bacteria can survive in in temperatures ranging from 39°F (4°C)---to 99°F…

A: Bacteria are single-celled microorganisms that can be found in every environment on Earth. They are…

Q: Helicobacter is able to survive the acidic conditions of thestomach by producing which enzyme?(a)…

A: Stomach has a highly acidic environment. Helicobacter pylori secretes urease enzymes. Urease…

Q: The diagram shows the growth curve of Escherichia coli in a suspension culture containing glucose…

A: Introduction Enzyme Induction Is Still Regarded As A Form Of Negative Control Because The Regulatory…

Q: The process in which all organisms and pathogens are destroyed is called ------. a) Disinfection…

A: Microbes are responsible for various diseases in humans as well as animals.Microbes and pathogens…

Q: True or False Exposure of bacterial cells to antibiotics: 50s is disrupted 60s is disrupted 80s is…

A: Organisms that have only one cell, are microscopic, and can exist anywhere(inside or outside the…

Q: In a laboratory experiment, a student grew a colony of bacteria from a fecal sample. She suspected…

A: E. coli is Eicherichia coli and it is a facultative, gram negative, anaerobic bacteria which is…

Q: A person in England arrives at a medical clinic with a fever and swollen lymph nodes shortly after…

A: The Gram negative bacterium, Yersinia pestis, is the causative agent of bubonic plague. Bubonic…

Q: What is the purpose of food irradiation, and how does it work?

A: Irradiating food kills bacteria and extends life of the food.

Q: Surgical instruments are cleaned by heating them. Alcohol is used as disinfectant in cleansing the…

A: The most efficient method of sterilizing surgical instruments is Intense heat provided they can…

Q: You were prescribed oral antibiotics after developing a bad case of diarrhea. Why do you think you…

A: Microbes can be seen only under the microscope. They include bacteria, fungi, protozoa, algae, and…

Q: Many people use antimicrobial soap to kill bacteria on their hands. However, overuse may increase…

A: Antibacterial soap is a soap which contains chemical ingredients that purportedly assist in killing…

Q: Llamas

A: Llamas are the type of domestic animals. They dominated the area of the highlands of the Andes in…

Q: Why does keeping milk in the refrigerator prevent it from going bad? What would happen of we added…

A: Food preservation is the technique used most commonly in food industries and homes to avoid the…

Q: Antibiotic resistant bacteria are commonly found in hospitals. Why do you think that is?

A: Antibiotic resistance occurs when bacteria develop the capacity to overcome the antibiotics created…

Q: What microbe, found in the feces of normal humans, can survive freezing but cause disease in a human…

A: Salmonella enterica, bongori, and typhi are bacteria found in animals as well as in human beings to…

Q: Phenol Red Test Question:

A: Phenol Red Broth is a differential test medium typically used to differentiate gram-negative…

Q: MacConkey agar is often used to differentiate E. coli from other Gram-negative rods. The recipe for…

A: MacConkey agar is a selective and differentiative medium that was developed by Alfred Theodore…

Q: The main reason why ruminants like cows can metabolize grass is the presence of bacteria that…

Q: Staphylococcus

A: Staphylococcus or the staphylococcus aureus is extremely halotolerant bacteria.

Q: Explain how bacteria can become resistant to ampicillin. Be sure to mention the following terms:…

A: Antibiotic is an anti-microbial substances which kill or restrict microbial growth. Their…

Q: You mixed up the numbers on the tubes when you inoculated the mannitol salt agar (MSA) plate. You do…

A: Differential media is a type of growth media used in the labs to grow and differentiate or…

Q: Farmers often spray spores of which bacterial species that make a protein toxic only to some insect…

A: As we know that through genetic engineering it is possible to develop crops that are resistance to…

Q: What happens to our bodies at a cellular level when consume superfood? What are the pros and cons ?

A: According to the question, we have to explain what happens to our bodies at a cellular level when…

Q: 7.__________ is a carbohydrate or sugar that can be fermented by some pathogenic Staphylococci.

A: A culture medium that is specifically designed to allow the growth of only a certain type of…

Q: A trp+, arg+ E. coli cell can grow on? A:Minimal medium B:Minimal medium plus amino acids…

A: There are two different kind of bacteria. They are classified as prototroph and auxotroph based on…

Q: The majority of antibiotics used in the clinic aremade as natural products by bacteria. Why do you…

A: Prokaryotes are the primitive organisms that were the first to develop and harness life on Earth.…

Q: Surgical instruments are cleaned by heating them. Alcohol is used as disinfectant in cleansing the…

A: INTRODUCTION Many germs, fewer than 1.25% of bacteria, can enter our body ( host) and cause us to…

Q: If you unfortunately ingested five (5) E. coli cells O157:H7 at 9:00 AM, May 27, how many cells…

A: Introduction Bacterial cells divide by binary fission. One cell divide to give 2 cells then from 2…

Q: If the generation time of Escherichia coli is 30 minutes, starting with 4 E. coli cells, how many…

A: E. coli divides by binary fission. It is a type of asexual reproduction by which they reproduce and…

Q: MacConkey (MAC) Agar is used to isolate gram-negative enteric bacteria. Peptone provides nutrients…

A: Introduction Alfred Theodore MacConkey invented MacConkey agar (MAC) in the twentieth century, which…

Q: MacConkey (MAC) Agar is used to isolate gram-negative enteric bacteria. Peptone provides nutrients…

A: MacConkey (MAC) Agar MacConkey (MAC) Agar is both the selective and differential media. It is…

Q: was used by Joseph Lister to clean wounds and surgical instruments: A.Antibiotics b.Chlorine water…

A: We are answering first part. Kindly re post second part Two major contributions to the art of…

Q: used for

A: These are used as starter cultures. These are commercially important bacteria.

Q: TRUE or FALSE E. coli would have a pink mucoid colonies

A: A differential medium is a culture medium that is capable of differentiating two types of bacteria…

Q: Explain the changes that milk undergoes when suitable starter / inoculum is added to it . How does…

A: Microbes are microscopic organism that cannot be seen as such through naked eyes but microscope is…

Q: What are the advantages and disadvantages of having microbes in your food?

A: Microbes are microscopic, tiny living things, usually single-celled organisms that are found all…

Q: Which of the follwoing antibiotics inhibit the synthesis of oligosaccharides? O Cephalosporins…

A: Antibiotics are medicines that fight bacterial infections in people and animals. They work by…

Concept explainers

Food Microbiology

The subdivision of microbiology that deals with the interaction between microbes and food particles are called food microbiology. This scientific study incorporates both beneficial and harmful microbes and their effect on the food production, food storage, and health of human beings.

Question

Researchers have discovered that washing spinach with
water several times does not prevent foodborne diseases
due to E. coli. How can you explain this fact?

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Introduction

VIEW

Answer

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.

Similar questions

High risk foods for spreading bacteria are those that contain high levels of protein. True or False?
If a experiment took place with culture of Ecoli What happens to the ampicillin flask when added to the e coli? b) How can this effect be explained 11.a) What happens in the flask with chloramphenicol? b) How can this effect be explained 12.a) What happens in the flask with streptomycin? b) How can this effect be explained
1) would you describe the contents of the soil-inoculated broth as being a “pure culture”? Why or why not? 2) How did the uninoculated broth differ in appearance from the broths inoculated with E. Coli and M. Luteus? And then how could you tell if a supposedly sterile, uninoculated broth was contaminated? Please explain in detail and highlight the important parts cuz I am confused and need help! Thanks
Pseudomonas bacteria have porin proteins, are resistant to the chemical triclosan, and survive and can even multiply in quaternary ammonium compounds. True or False?
The MPN mostly looks to grow E. coli as the indicator species of fecal contamination. Most E. coli is not pathogenic, and you can get many more harmful things like viruses from fecal contamination. Why is E. coli the only thing we look for in the lab to determine whether water is contaminated with fecal matter? (like why not look for the viruses?)
Microbiology Exotoxins can be the following EXCEPT A) they are LPS/lipopolysacharride B) they are proteins C) they are made by bacteria growing in our bodies D) they are secreted and act OUTSIDE the bacteria
A bacterial organism is used to inoculate mannitol broth medium. Following incubation the broth is yellow. This indicates that the organism: A) can use lactose and glucose B) cannot use lactose C) can use mannitol D) cannot use mannitol
Since there are still bacteria left in pasteurized milk, why is it not routinely sterilized instead so that everything is killed?
Attached below is the study about the effects of handwashing and the effectiveness of soap against bacteria. What conclusions can be generated from this result? A C before washing hands 10 second hand wash B D hot water only rinse 30 second hand wash Figure 8: Agar plates with bacteria A) before washing hands B) after rinsing hands in hot water C) After washing hands with soap for 10 seconds and D) after washing hands for 30 seconds. Images show that the number of bacteria on the plate are not greatly reduced after a hot water rinse or 10 second handwash but bacterial levels are reduced after a proper hand wash for 30 seconds.
Which of the following describes a bacteria that is circular in shape and found in groups of 4? O 1) tetrad O 2) sarcina O 3) diplococci O 4) streptobacilli O 5) streptococcus
Your microorganism produce black color in peptone iron agar grown at 37 degrees Celcius overnight.Which enzyme would you predict the this microorganism has ? a)tryotophanase b)gelatinase c)desulfhydrase d)urease e)Cytochrome C
19) Which of the following BEST describes an agent that is bactericidal? A) Windex. B) It suspends bacterial growth. C) It kills the bacteria. D) It causes the bacteria to destroy themselves