Laboratory Experiments in Microbiology (11th Edition)
11th Edition
ISBN: 9780321994936
Author: Ted R. Johnson, Christine L. Case
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 9, Problem 2CT
What type of culture medium would increase the size of a bacterial capsule?
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
What technology is available for faster bacterial culture?
Why is bacterial culture useful to grow bacteria?
Given a log phase bacterial culture with 1 x 10^6 cells per ml and a generation time of 30 minutes how long does it take the culture to reach a density of 6.4 x 10^7 cells per ml?
Chapter 9 Solutions
Laboratory Experiments in Microbiology (11th Edition)
Ch. 9 - What are the Gram reactions of Clostridium and...Ch. 9 - How might a capsule contribute to pathogenicity?...Ch. 9 - Prob. 3QCh. 9 - The flagella stain uses crystal violet, as does...Ch. 9 - How would an endospore stain of Mycobacterium...Ch. 9 - What type of culture medium would increase the...Ch. 9 - Prob. 3CTCh. 9 - Prob. 4CTCh. 9 - Endospores appear as colorless areas in a simple...
Additional Science Textbook Solutions
Find more solutions based on key concepts
In goats, the development of the beard is due to a recessive gene. The following cross involving true-breeding ...
Concepts of Genetics (12th Edition)
FOCUS ON ENERGY AND MATTER In a short essay (about 100-150 words), discuss how prokaryotes and other members of...
Campbell Biology in Focus (2nd Edition)
One isomer of methamphetamine is the addictive illegal drug known as crank. Another isomer is a medicine for si...
Campbell Essential Biology (7th Edition)
In a certain plant, fruit is either red or yellow, and fruit shape is either oval or long. Red and oval are the...
Concepts of Genetics (11th Edition)
What are the two types of bone marrow, and what are their functions?
Human Anatomy & Physiology (2nd 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 is it important to follow sterile technique? What can happen to cause gram-positive bacteria to appear gram-negative?arrow_forwardA culture with approximately 4x105 cells/mL were incubated. After 10 hours, the number of cells had increased to 5x109. a) How long was the generation time in minutes?b) How many generations have occurred?arrow_forwardWhat kind of medium might you make to selectively grow a bacterium that lives in your gut?arrow_forward
- What is the purpose of the pour plate technique? If a pure culture is used to inoculate the plate, why are some colonies bigger than others?arrow_forwardHow is agar in the petri dish prepared to grow the bacterial specimen? explain in your own words.arrow_forwardWhat if the purpose of bacterial culture? Why might it be useful to grow bacteria?arrow_forward
- How long does it take for a bacterial culture with a generation time of 12 minutes to increase from 400 cells up to 1600 cells/mL?arrow_forwardYou inoculated a culture with an initial cell count of 6.5x10^3 cells. The generation time for this organism is 25 minutes. You grew the culture for 10 hours. a) How many generations occurred?b) How many cells will be present after the 10 hours?arrow_forwardHow do we isolate culture media (step by step process) and what is the purpose of bacterial culture methods?arrow_forward
- There are two cultures of yeast cells in the pictures, one has been incubated for 6 hours and one has been incubated for 24 hours. After a 10x dilution by taking 100µl of each culture and adding it to 900 µl water in a microcentrifuge tube and 100µl sample from the tube was taken to view in the counting chamber. a) Count the total number of yeast cells for each culture respectively b) Calculate the concentration and density of yeast cells for each culture respectivelyarrow_forwardIn a serial dilution, you plate 1 ml of a 1/1000 dilution of a bacterial culture and find 25 colonies the next day. What was the concentration of cells in the original culture? A) 25 cells/ml B) 0.000025 cells/ml C) 25,000 cells/ml D) 26 cells/ml E) 0.025 cells/mlarrow_forwarda) What is morphology? b) Describe the common morphological characteristics of bacteria that are often used in microbiological studies. c) Explain the chemical and physical requirements needed for bacterial growth d) Explain the importance of using growth medium and devise a STEP-BY-STEP plan to grow bacterial cell cultures in the laboratory.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Bacterial Structure and Functions; Author: Osmosis;https://www.youtube.com/watch?v=b15Hy3jCPDs;License: Standard youtube license