Textbook Question
Contrast symports and antiports.
1492
views
Ch. 3 - Cell Structure and Function
Bauman6th EditionMicrobiology with Diseases by TaxonomyISBN: 9780134832302
Not the one you use?Change textbookSelect a different textbook
Table of contents
- Ch. 1 - A Brief History of Microbiology31
- Ch. 2 - The Chemistry of Microbiology28
- Ch. 3 - Cell Structure and Function39
- Ch. 4 - Microscopy, Staining, and Classification25
- Ch. 5 - Microbial Metabolism51
- Ch. 6 - Microbial Nutrition and Growth37
- Ch. 7 - Microbial Genetics51
- Ch. 8 - Recombinant DNA Technology21
- Ch. 9 - Controlling Microbial Growth in the Environment36
- Ch. 10 - Controlling Microbial Growth in the Body: Antimicrobial Drugs21
- Ch. 11 - Characterizing and Classifying Prokaryotes29
- Ch. 12 - Characterizing and Classifying Eukaryotes34
- Ch. 13 - Characterizing and Classifying Viruses, Viroids, and Prions23
- Ch. 14 - Infection, Infectious Diseases, and Epidemiology35
- Ch. 15 - Innate Immunity34
- Ch. 16 - Adaptive Immunity21
- Ch. 17 - Immunization and Immune Testing29
- Ch. 18 - Immune Disorders22
- Ch. 19 - Pathogenic Gram-Positive Bacteria25
- Ch. 20 - Pathogenic Gram-Negative Cocci and Bacilli28
- Ch. 21 - Rickettsias, Chlamydias, Spirochetes, and Vibrios25
- Ch. 22 - Pathogenic Fungi47
- Ch. 23 - Parasitic Protozoa, Helminths, and Arthropod Vectors44
- Ch. 24 - Pathogenic DNA Viruses23
- Ch. 25 - Pathogenic RNA Viruses30
- Ch. 26 - Applied and Industrial Microbiology29
- Ch. 27 - Microbial Ecology and Microbiomes22
Bauman6th EditionMicrobiology with Diseases by TaxonomyISBN: 9780134832302Not the one you use?Change textbook
Chapter 3, Problem 15
Dipicolinic acid is an important component of __________ .
a. Gram-positive archaeal walls
b. cytoplasmic membranes in eukaryotes
c. endospores
d. Golgi bodies
Verified step by step guidance1
Understand what dipicolinic acid is: it is a chemical compound known to be associated with certain bacterial structures.
Recall that dipicolinic acid is primarily found in bacterial endospores, where it plays a crucial role in heat resistance and stability.
Review the options given: Gram-positive archaeal walls, cytoplasmic membranes in eukaryotes, endospores, and Golgi bodies.
Eliminate options that do not relate to bacterial structures or known locations of dipicolinic acid, such as cytoplasmic membranes in eukaryotes and Golgi bodies.
Conclude that dipicolinic acid is an important component of endospores, which are specialized, resistant structures formed by some bacteria.
Verified video answer for a similar problem:
This video solution was recommended by our tutors as helpful for the problem above.
Video duration:
1mWas this helpful?
Key Concepts
Here are the essential concepts you must grasp in order to answer the question correctly.
Dipicolinic Acid
Dipicolinic acid is a unique chemical compound found predominantly in bacterial endospores. It plays a crucial role in spore resistance by stabilizing proteins and DNA, and helps in dehydration of the spore core, contributing to heat resistance.
Recommended video:
Guided course
02:45
Acids
Endospores
Endospores are highly resistant, dormant structures formed by certain bacteria, such as Bacillus and Clostridium species, to survive extreme environmental conditions. They contain dipicolinic acid, which is essential for their durability and resistance to heat, radiation, and chemicals.
Recommended video:
Guided course
05:35Endospores
Cellular Structures in Microorganisms
Different microorganisms have distinct cellular components, such as Gram-positive archaeal walls, cytoplasmic membranes, and organelles like Golgi bodies in eukaryotes. Understanding these structures helps differentiate where specific molecules like dipicolinic acid are found.
Recommended video:
Guided course
01:25Importance of Microorganisms
Related Practice
Textbook Question
What factors may prevent a molecule from moving across a cell membrane?
1490
views
Textbook Question
Compare and contrast three types of passive transport across a cell membrane.
1051
views
Textbook Question
Contrast the following active processes for transporting materials into or out of a cell: active transport, group translocation, endocytosis, exocytosis.
1458
views
Textbook Question
Inclusions have been found to contain ___________ .
a. DNA
b. sulfur globules
c. dipicolinic acid
d. tubulin
1296
views
Textbook Question
Describe the endosymbiotic theory. What evidence supports the theory? Which features of eukaryotic cells are not explained by the theory?
1534
views