LOOSE LEAF TEXT W/ MODIFIED MAST MICRO
5th Edition
ISBN: 9780134561837
Author: BAUMAN
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Textbook Question
Chapter 3, Problem 7MC
Which of the following statements is true?
- a. The cell walls of bacteria are composed of peptidoglycan.
- b. Peptidoglycan is a fatty acid.
- c. Gram-positive bacterial walls have a relatively thin layer of peptidoglycan anchored to the cytoplasmic membrane by teichoic acids.
- d. Peptidoglycan is found mainly in the cell walls of
fungi , algae, and plants.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
Which of the following statements is true? Select one: O a. Gram-positive bacterial walls have a relatively thin layer of peptidoglycan anchored to the acids O b. Peptidoglycan is a fatty acid O c. The cell walls of bacteria are composed of peptidoglycan O d. Peptidoglycan is found mainly in the cell walls of fungi, algae and plants
Select a statement that is not true about bacteria
A.
Some bacteria cause human disease
B.
Some bacteria are autotrophs
C.
Bacteria can be found within rocks kilometers below the Earth’s surface
D.
All organisms with cells containing a membrane-enclosed nucleus and organelles are eukaryotes, whereas all organisms with cells lacking a membrane-enclosed nucleus and organelles are bacteria
Gram-positive (+) and gram-negative (-) bacteria are characterized by differences in
a. the cell wall: gram+ have peptidoglycan, gram– have pseudopeptidoglycan.
b. the plasma membrane: gram+ have ester-linked lipids, gram–have ether-linked lipids.
c. the cell wall: gram+ have a thick layer of peptidoglycan and gram– have an outer membrane.
d. chromosomal structure: gram+ have circular chromosomes, gram– have linear chromosomes.
Chapter 3 Solutions
LOOSE LEAF TEXT W/ MODIFIED MAST MICRO
Ch. 3 - A cell may allow a large or charged chemical to...Ch. 3 - Which of the following statements concerning...Ch. 3 - Prob. 3MCCh. 3 - Which of the following is most associated with...Ch. 3 - Which of the following is not associated with...Ch. 3 - Prob. 6MCCh. 3 - Which of the following statements is true? a. The...Ch. 3 - Prob. 8MCCh. 3 - Prob. 9MCCh. 3 - Prob. 10MC
Ch. 3 - Prob. 11MCCh. 3 - Gram-positive bacteria _______________. a. have a...Ch. 3 - Endospores ________________. a. are reproductive...Ch. 3 - Prob. 14MCCh. 3 - Prob. 15MCCh. 3 - Match the structures on the left with the...Ch. 3 - Match the term on the left with its description on...Ch. 3 - Label the structures of the following prokaryotic...Ch. 3 - Prob. 2VICh. 3 - Prob. 3VICh. 3 - Describe (or draw) an example of diffusion down a...Ch. 3 - Sketch, name, and describe three flagellar...Ch. 3 - Prob. 3SACh. 3 - Prob. 4SACh. 3 - A local newspaper writer has contacted you, an...Ch. 3 - Prob. 6SACh. 3 - Prob. 7SACh. 3 - Prob. 8SACh. 3 - Prob. 9SACh. 3 - Prob. 10SACh. 3 - Prob. 11SACh. 3 - Prob. 12SACh. 3 - Prob. 13SACh. 3 - Prob. 14SACh. 3 - Compare and contrast three types of passive...Ch. 3 - Contrast the following active processes for...Ch. 3 - Contrast symports and antiports.Ch. 3 - Describe the endosymbiotic theory. What evidence...Ch. 3 - A scientist develops a chemical that prevents...Ch. 3 - Methylene blue binds to DNA. What structures in a...Ch. 3 - Prob. 3CTCh. 3 - Prob. 4CTCh. 3 - Prob. 5CTCh. 3 - Prob. 6CTCh. 3 - An electron micrograph of a newly discovered cell...Ch. 3 - An entry in a recent scientific journal reports...Ch. 3 - Prob. 9CTCh. 3 - A researcher treats a cell to block the function...Ch. 3 - After a man infected with the bacterium...Ch. 3 - Solutions hypertonic to bacteria and fungi are...Ch. 3 - Prob. 13CTCh. 3 - Prob. 14CTCh. 3 - Using the following terms, fill in the following...Ch. 3 - Prob. 1TMWCh. 3 - In 1985, an Israeli scientist discovered the...Ch. 3 - Prob. 3TMWCh. 3 - Prob. 4TMWCh. 3 - When the bacterium Escherichia coli is grown in a...Ch. 3 - Prob. 6TMWCh. 3 - Prob. 7TMWCh. 3 - Prob. 8TMWCh. 3 - Prob. 9TMWCh. 3 - Prob. 10TMWCh. 3 - Prob. 11TMWCh. 3 - Colchicine is a drug that inhibits microtubule...Ch. 3 - Clinical Case Study The Big Game College sophomore...
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
- Which of the following is TRUE regarding bacteria? a- Bacteria help produce vitamins in our digestive system b- Bacteria help clean our intestinal walls and help digest food c- Bacteria are involved in the production of a variety of foods we consume d- All of the above are truearrow_forwardPseudopeptidoglycan is a characteristic of the walls of ________. a. eukaryotic cells b. bacterial prokaryotic cells c. archaean prokaryotic cells d. bacterial and archaean prokaryotic cellsarrow_forwardBacteria lack independent internal membrane systems, but are able to perform photosynthesis and respiration, both of which use membranes. They are able to perform these functions because a. they actually have internal membranes, but only for these functions. b. invaginations of the plasma membrane can provide an internal membrane surface. c. they take place outside of the cell between the membrane and the cell wall. d. they use protein-based structures to take the place of internal membranes.arrow_forward
- Which of the following is NOT characteristic of the glycocalyx found in bacteria? Select one: A) a structure that can be visualized using an acidic negative stain and a basic counterstain B) creates a slimy, slippery coating that prevents bacteria from attaching to surfaces C) if firmly attached, contributes to bacterial virulence D) a viscous coating surrounding the cell made of polysaccharide, polypeptide, or botharrow_forwardWhich of the following statement about the bacterial cell wall is INCORRECT? a. The cell wall is relatively nonpermeable and restricts the passage of sugars and amino acids. b. Gram-positive cells have more peptidoglycan in theircell walls than Gram-negative cells. c. Gram-negative cells have a membrane both inside andoutside their cell walls. d. The cell wall establishes a bacterium’s shape as a coccus,bacillus, or spirillum.arrow_forwardWhy can bacterial ribosomes be targeted by antibiotics?a) Because they are different from eukaryotic ribosomesb) Because eukaryotes don't have ribosomesc) Because they are identical to eukaryotic ribosomes explain answerarrow_forward
- Can you answer all the parts to this question please A. What is the difference in peptidoglycans in gram negative vs gram positive cells/ B. Why does Gram stain not bind to gram negative bacteria?arrow_forwardThe cell wall of bacteria is composed ofa. lipopolysaccharide.b. phospholipids.c. cellulose.d. peptidoglycan.e. protein capsomers.arrow_forwardWhich of the following statements is/are FALSE? A.Prokaryotes have no definite nucleus. B.Chloroplasts are present in all eukaryotes. C.Ribosomes can be found in both prokaryotes and eukaryotes. D.Mitochondria and endoplasmic reticulum are present in eukaryotes only.arrow_forward
- was used by Joseph Lister to clean wounds and surgical instruments: A.Antibiotics b.Chlorine water Carbonic acid dAntitoxins e. Carbolic acid Which one of the following does not apply to the bacterial glycocalyx? It is not responsible for virulency b .It allows the organism to resist drying C. It may allow an organism to resist phagocytosis d.It is composed of carbohydrates E. It is enclosed by the cell wallarrow_forwardWhich of the following statements is correct? a. Ribosomes are only found in bacteria and archaea. b. Some animal cells are prokaryotic c. Only eukaryotic cells have mitochondria d. The plasma membrane is the outermost boundary of all cells. e. Some cell membranes do not consists of lipids.arrow_forwardThe surface-to-volume ratio _______. a. does not apply to prokaryotic cells. b. constrains cell size. c. is part of the cell bodyarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Prokaryotic vs. Eukaryotic Cells (Updated); Author: Amoeba Sisters;https://www.youtube.com/watch?v=Pxujitlv8wc;License: Standard youtube license