Biology: Concepts and Investment (Comprehensive Instructor's)
4th Edition
ISBN: 9781259869655
Author: Hoefnagels
Publisher: MCG
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Textbook Question
Chapter 17, Problem 2MCQ
Which of these is a distinguishing characteristic between the domains Bacteria and Archaea?
- a. Their size
- b. The chemical composition of the cell wall and cell membrane
- c. Their ability to grow at high temperatures
- d. The shape of their mitochondria
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Chapter 17 Solutions
Biology: Concepts and Investment (Comprehensive Instructor's)
Ch. 17.1 - What are two domains that contain prokaryotes?Ch. 17.1 - Prob. 2MCCh. 17.1 - Prob. 3MCCh. 17.1 - Why are most species of prokaryotes little...Ch. 17.2 - Prob. 1MCCh. 17.2 - Prob. 2MCCh. 17.2 - What does the Gram stain reveal about a cell?Ch. 17.2 - Prob. 4MCCh. 17.2 - How are molecular data changing microbial...Ch. 17.2 - Prob. 6MC
Ch. 17.3 - Prob. 1MCCh. 17.3 - Prob. 2MCCh. 17.3 - Prob. 3MCCh. 17.4 - Prob. 1MCCh. 17.4 - Prob. 2MCCh. 17.4 - What adaptations enable pathogenic bacteria to...Ch. 17.4 - What are some practical uses of bacteria and...Ch. 17.5 - Prob. 1MCCh. 17.5 - Prob. 2MCCh. 17 - A prokaryotic cell is one that a. lacks DNA. b....Ch. 17 - Which of these is a distinguishing characteristic...Ch. 17 - What feature distinguishes the cell walls of...Ch. 17 - What type of organism may use inorganic chemicals...Ch. 17 - Prob. 5MCQCh. 17 - Prob. 6MCQCh. 17 - Prob. 7MCQCh. 17 - Prob. 8MCQCh. 17 - Explain why the antibiotics penicillin and...Ch. 17 - Why do some microbiologists disagree with...Ch. 17 - Give five examples that illustrate how bacteria...Ch. 17 - If you were developing a new "broad-spectrum"...Ch. 17 - Describe your own metabolic classification: Are...Ch. 17 - A prokaryote with which type of metabolism would...Ch. 17 - Ernst Mayr defined a biological species as a...Ch. 17 - Why did the discovery of archaea generate interest...Ch. 17 - In an article in Nature magazine, Sean Nee wrote...Ch. 17 - Ecosystems rely on nitrogen -fixing bacteria,...Ch. 17 - Prob. 11WIOCh. 17 - Prob. 12WIOCh. 17 - Prob. 13WIOCh. 17 - Prob. 14WIOCh. 17 - Prob. 15WIOCh. 17 - Mycobacterium tuberculosis causes most cases of...Ch. 17 - Prob. 1PITCh. 17 - Add autotrophs, heterotrophs, phototrophs, and...Ch. 17 - Prob. 3PITCh. 17 - Create a new concept map that includes the...Ch. 17 - Prob. 4PITCh. 17 - Prob. 6PIT
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- Which is false regarding Archaea?(a) They lack a nucleus.(b) They are considered to be one of the three domains oflife.(c) The often live in extremely hot or salty environments.(d) They lack cell walls.(e) They are responsible for some human diseases.arrow_forwardBacteria that can survive in extreme environments are called: a-Anaerobes b-Saprophytes c-Aerobes d-Archaebacteriaarrow_forwardBiologist recognize two types of cells: simple prokaryotes, pro meaning. a. After b. Before c. Next generation d. Truearrow_forward
- Which is true of Prokaryote cells? A) Because their DNA exists in a nucleoid area, the synthesis of proteins depends on random interactions between mRNA and rRNA, B) They contain membrane-bounded compartments or organelles. C) A true nucleus contains the DNA in the form of chromosomes D) Some contain mitochondria E) They contain many organelles in the cytoplasmarrow_forwardWhich statement best explains why the third domain, Archea, was added to the original two domains of Bacteria and Eukarya? A. scientist discovered that eukaryotes are unicellular B. scientist discovered that eukaryotes have cell walls C. scientists discovered that some prokaryotes have cell walls D. scientists discovered that some prokaryotes live in extreme environmentsarrow_forwardGIVE A CONCLUSION OBSERVING MICROORGANISMSarrow_forward
- Short answer most pathogenic bacteria are mesophiles explain why 23. (short answer) List the most important function(s) of the cytoplasmic membrane in prokaryotes. AreExplain.there any differences in between functions of prokaryotic 29. (short answer) Antibiotics such as chloramphenicol interfere with the ability of bacteria to synthesize protein by targeting their ribosomes. Explain why ribosomes are a good target for a useful antibiotic. proteins. 30. (short answer) Why does oxygen kill obligate anaerobes? Obligate anaerobes. live onlu in absence of as oxygen, They do not possess the defenses that make aerobic life possible and therefore cannot survive in air. 31. (short answer) Parasitic bacteria, which live intracellularly in host cells, typically have smaller genomes than other bacteria. Why does this observation make sense? (Hint: it is NOT deletional bias.) 32. (short answer) Viruses variously depend on their host cell for parts of the viral replication and maturation…arrow_forwardWhich observation proves that a cell is a eukaryote? A) It contains DNA B) It contains ribosomes C) It has a cell membrane D) It has DNA inside a nucleusarrow_forwardSelect a statement that is not correct about bacterial fimbriae? A. they protect the cell from dehydration B. they are called attachment pili to distinguish them from the pili used to transfer DNA during conjugation C. they are used to attach the cell to its substrate or to other prokaryote D. they are hair-like projections that aid in attachment.arrow_forward
- Which statement(s) are correct? A. All bacteria have cell walls. B. All fungi have chitin in their cell walls. C. All algae have cellulose in their cell walls D. All protozoans have protein in their cell wallsarrow_forwardChoose the combination of answers that most accurately completes the statement. Which phylum contains bacteria with a gram-positive cell wall? a. Proteobacteria c. Firmicutes b. Chlorobi d. Spirochetesarrow_forwardUse the information and diagram to answer the following question. Arrows A through G represent processes carried out by various organisms. image Which arrow represents a process carried out by denitrifying bacteria? A. Arrow A B. Arrow G C. Arrow C D. Arrow Barrow_forward
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