Biology 2e
2nd Edition
ISBN: 9781947172517
Author: Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher: OpenStax
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 22, Problem 29RQ
In addition to providing yogurt with its unique flavor and texture, lactic acid-producing bacteria also provide which additional benefit during food production?
- Providing xenobiotics
- Lowering the pH to kill pathogenic bacteria
- Pasteurizing milk products
- Breaking down lactose for lactose-intolerant individuals
Expert Solution & Answer
Trending nowThis is a popular solution!
Students have asked these similar questions
All of the following are ways microorganisms adapt to limited nutrients except:
synthesize increased amount of enzymes for uptake and metabolism of limited nutrients
form metabolically active highly resistant endospores
synthesize enzymes needed to use a different nutrient acetic acid
adjust the rate at which they metabolize nutrients
Lactose fermentation can be used to distinguish between which of the following?
Bacteria of the skin
Coliforms and non-coliforms
Aerobic and anaerobic bacteria
Respiratory infectious bacteria
Microbiota and environmental bacteria
In which of the following foods are microorganisms involved in their production?
O Coffee
Chocolate
O Olives
Cheese
All of the options
Chapter 22 Solutions
Biology 2e
Ch. 22 - Figure 22.8 Compared to free-floating bacteria,...Ch. 22 - Figure 22.16 Which of the following statements is...Ch. 22 - Figure 22.19 Which of the following statements...Ch. 22 - The first forms of life on Earth were thought to...Ch. 22 - Microbial mats. are the earliest forms of life on...Ch. 22 - The first organisms that oxygenated the atmosphere...Ch. 22 - Halophiles are organisms that require a salt...Ch. 22 - Many of the first prokaryotes to be cultured in a...Ch. 22 - The presence of a membrane-enclosed nucleus is a...Ch. 22 - Which of the following consist of prokaryotic...
Ch. 22 - The cell wall is ___________ . interior to the...Ch. 22 - Organisms most likely to be found in extreme...Ch. 22 - Prokaryotes stain as Gram-positive or Gramnegative...Ch. 22 - Pseudopeptidoglycan is a characteristic of the...Ch. 22 - The lipopolysaccharide layer (LPS) is a...Ch. 22 - Which of the following elements is not a...Ch. 22 - Prokaryotes that obtain their energy from chemical...Ch. 22 - Ammonification is the process by which. ammonia is...Ch. 22 - Plants use carbon dioxide from the air and are...Ch. 22 - Cyanobacteria harness energy from the sun through...Ch. 22 - A disease that is constantly present in a...Ch. 22 - Which of the statements about biofilms is...Ch. 22 - Which of these statements is true? An antibiotic...Ch. 22 - A person in England arrives at a medical clinic...Ch. 22 - MRSA has emerged as a serious infectious disease,...Ch. 22 - Which of these occurs through symbiotic nitrogen...Ch. 22 - Synthetic compounds found in an organism but not...Ch. 22 - Bioremediation includes. the use of prokaryotes...Ch. 22 - In addition to providing yogurt with its unique...Ch. 22 - Describe briefly how you would detect the presence...Ch. 22 - Why do scientists believe that the first organisms...Ch. 22 - A new bacterial species is discovered and...Ch. 22 - Mention three differences between bacteria and...Ch. 22 - Explain the statement that both types, bacteria...Ch. 22 - A scientist isolates a new species of prokaryote...Ch. 22 - Think about the conditions (temperature, light,...Ch. 22 - Farmers continually rotate the crops grown in...Ch. 22 - Imagine a region of soil became contaminated,...Ch. 22 - Explain the reason why the imprudent and excessive...Ch. 22 - Researchers have discovered that washing spinach...Ch. 22 - Your friend believes that prokaryotes are always...Ch. 22 - Many people use antimicrobial soap to kill...
Additional Science Textbook Solutions
Find more solutions based on key concepts
While driving his motorcycle at highway speed, a physics student notices that pulling back lightly on the right...
College Physics
4. What five specific threats to biodiversity are described in this chapter? Provide an example of each.
Biology: Life on Earth
What type of cut would separate the brain into anterior and posterior parts?
Anatomy & Physiology (6th Edition)
Fibrous connective tissue consists of ground substance and fibers that provide strength, support, and flexibili...
Human Biology: Concepts and Current Issues
7. Both Tim and Jan (problem 6) have a widow’s peak (see Module 9.8), but Mike has a straight hairline. What ar...
Campbell Biology: Concepts & Connections (8th Edition)
16. Explain some of the reasons why the human species has been able to expand in number and distribution to a g...
Campbell Biology: Concepts & Connections (9th Edition)
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
- Why are meats prime vehicles for pathogenic E. coli? How cancontaminated meat be rendered safe to eat?arrow_forwardMicrobes are exposed to a wide variety of environmental factors that affect growth and survival. By giving two (2) examples, discuss how the microbial survival in various environmental conditions has been used to understand its ability to make flavorful and long shelf-life type of foods.arrow_forwardWhy is boiling at standard temperature and pressure an inadequate method of processing for canned foods? It is a Multiple choice question. An image is attachedarrow_forward
- 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?arrow_forwardWhy can milk become sour due to bacteria even though it has been pasteurized?arrow_forwardWhich of the following cannot be grown in artificial media and must be grown in live animals or cells instead? Neisseria gonorrhoeae, the causative agent of gonorrhea Lactococcus lactis, a lactic acid bacterium used to produce cheddar cheese Staphylococcus aureus, a bacterium sometimes found in human nares (nostrils) Staphylococcus epidermidis, a bacterium routinely found on human skin Escherichia coli, a bacterium common in mammalian intestines 21 Treponema pallidum, the causative agent of syphilisarrow_forward
- Provide an example of an organism within each of the four main nutritional categories of microbes and describe how each obtains its essential nutrients. Provide evidence in support of or refuting the following statement: Microbial life can exist in the complete absence of both sunlight or organic nutrients. Polymerase chain reaction (PCR) is a technology that requires high temperatures to reproduce DNA fragments. Explain why the discovery of thermophilic archaea and their associated DNA polymerases was critical to the success of this technique. Summarize how the electron transport chain functions to produce ATP in a bacterial cell versus eukaryotic cell. Explain whether or not the term chemiosmosis accurately illustrates this process.arrow_forwardWhich of the following apply to silver as a chemical inhibitor of microbial growth? Acts as a competitive inhibitor Mimics the natural substrate O Binds nonspecifically to many proteins Irreversibly binds to proteins through covalent bond Will only bind to the active site Disrupts tertiary and quaternary protein structure Can safely and effectively be used to inhibit biofilm Alters the shape of the active sitearrow_forwardThe term "turbidity" in microbiology refers to: a cloudy appearance in broth, meaning microorganisms did grow a cloudy appearance in broth, meaning microorganisms did not grow a clear appearance in broth, meaning microorganisms did not grow the clump of cells at the top of a broth a clear appearance in broth, meaning microroganisms did growarrow_forward
- The rumen is an ________ habitat that depends on ________ to digest cellulose for ruminant animals. anaerobic / cellulolytic and fermentative bacteria aerobic / cellulolytic and oligotrophic bacteria aerobic / cellulolytic mycorhizae anaerobic / methanogensarrow_forwardMention and describe the two types of bacterial resistance to antibiotics. And which of the following elements isn't consider a macronutrient?arrow_forwardJams, jellies, preserves, honey, and other foodstuffs with a high sugar content hardly ever become contaminated by bacteria, even when the food containers are left open at room temperature. Why is this?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Biology 2eBiologyISBN:9781947172517Author:Matthew Douglas, Jung Choi, Mary Ann ClarkPublisher:OpenStax
Biology 2e
Biology
ISBN:9781947172517
Author:Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher:OpenStax
Microbial Nutrition and Growth; Author: Scientist Cindy;https://www.youtube.com/watch?v=rK3UkyWjkl8;License: Standard YouTube License, CC-BY