Periplasm - Study guides, Class notes & Summaries
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BIO 116 Final Exam Questions And Answers With Verified Study Solutions
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BIO 116 Final Exam Questions And Answers With Verified Study Solutions 
The transcription of what molecule is similar to leading strand synthesis in DNA replication? 
A) mRNA 
B) tRNA 
C) rRNA 
D) Primer 
E) Ribosomes 
A 
What statement regarding prokaryotic and prokaryotic chromosomes is incorrect? 
A) Most bacteria have a single, circular chromosome, while prokaryotic chromosomes can occur singly or in pairs. 
B) Prokaryotic chromosomes are located in the nucleus, which the prokaryotic chromos...
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MCB 2610 Exam 2 All Possible Questions and Answers with complete solution
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B-lactam resistance - Lactamases - enzymes that cleave beta lactam structure usually between 
carbon and nitrogen - makes it no longer a structural mimic and transpeptidase keeps cross-linking 
peptide side chains 
Antimicrobial Agents - Agents that kill microorganisms or inhibit their growth 
-cidal agents kill 
-static agents inhibit growth 
Household cleaners are disinfectants 
14 out of 20 burn patients get pseudomonas infections from stainless steel tub cleaned with a quat.. 
why? - Quats d...
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BIOL 240 Midterm 1 Questions and Answers 100% Verified
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____ nucleotide pair length of DNA is present in a eukaryal nucleosome and ______ pair length of DNA is 
present in archaeal nucleosome - 160; 60 
A characteristic that is unique to the domain Archaea is... 
a) a single, circular chromosome. 
b) DNA polymerase that is associated with the nucleoid. 
c) the ability to survive in extreme environments, like thermal springs. 
d) a cell membrane constructed from isoprene lipids. 
e) The presence of L-amino acids in the cell wall. - d) a cell membrane ...
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MIC 102 Final Exam questions with correct answers
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What are the different types of microscopy and staining and when are they used? CORRECT ANSWER Types of microscopy include: light microscopy- used primarily to get an idea of the form of the bacteria, used in combination with staining to get an idea of Gram positive and Gram negative protein. Green fluorescent is used to observe cell occurrences like binary fission and movement of proteins. 
Electron microscopy is very detailed at getting an idea of what is occurring inside and outside of the ce...
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MICRO EXAM 2 MCQS QUESTIONS WITH 100% CORRECT ANSWERS 2024-2025 A+ GRADE
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MICRO EXAM 2 MCQS QUESTIONS WITH 100% CORRECT ANSWERS A+ GRADE 
Which of the following best describes how ATP is produced by oxidative phosphorylation? 
A. The PMF turns a rotor which pushes ADP and phosphate together. 
B. Electrons from the transport chain reduce ADP to ATP. 
C. Electrons from the transport chain turn a rotor to make ATP. 
D. The PMF adds a proton to ADP to make ATP. 
E. The PMF reduces NADH to ATP. - ANS-A. The PMF turns a rotor which pushes ADP and phosphate 
together...
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Microbiology 2215 CSCC- Exam 1 Questions And Answers Rated A+
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A series of experimental proofs that could establish whether an organism was pathogenic and which 
disease it caused - Koch's Postulates 
a thin layer of peptidoglycan surrounded by an outer membrane containing lipopolysaccharides - 
Gram-negative 
A type of dormant cell that is generally resistant to heat, dessication, UV light and chemicals - 
Endospore 
Accumulations of high molecular weight polymers, synthesized from a nutrient available in relative 
excess - Granules 
Are prokaryotic or eu...
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BIO 250 Final Exam || with A+ Guaranteed Solutions.
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A pure culture 
A) is sterile. 
B) is a population of identical cells. 
C) is made of a precisely defined chemical medium. 
D) contains one microbial cell. correct answers b 
 
Microbial cells first evolved on Earth approximately ________ _______ years ago. 
A) 1.6 to 1.8 million 
B) 7.0 to 7.2 million 
C) 3.8 to 3.9 billion 
D) 10.5 to 11.5 billion 
E) None of the above correct answers c 
 
Predict how Pasteur's conclusions on spontaneous generation with swan flasks 
would have changed if he w...
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Cell Biology Exam With Guaranteed Accurate Answers 2024
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Classes of Prokaryotes - correct answer Archaea, Eubacteria 
 
Have call wall with PTG, periplasm, plasma membrane (in gram -), 1 chromosome (nucleoid), cytosol and no intracellular organelles. Reproduces by binary fission - correct answer prokaryotes 
 
Classes of Eukaryotes - correct answer Animals, plants, protists, fungi 
 
Have golgi apparatus, mitochondria, endocytic vesicles, endoplasmic reticulum, plasma membrane, a nucleus and membrane bound intracellular organelles. - correct answer Eu...
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CMMB 443 Final Exam Actual Questions and Answers with complete solution
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CMMB 443 Final Exam Actual Questions 
and Answers with complete solution 
Proteins are made in the cytoplasm but where are they needed in other parts of the cell? - 
answer- Cytoplasmic membrane proteins 
- Periplasmic proteins 
- Outer membrane proteins in G-ve cells 
- Extracellular proteins 
Define Translocation - answertransport of proteins into or through a membrane (e.g., into 
periplasm) 
Define Secretion - answerTransport of proteins to bacterial cell surface or to outside the cell 
Why ...
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USMLE Step 1 First Aid – Microbiology with complete solution
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USMLE Step 1 First Aid – Microbiology with 
complete solution 
Cell Wall Overall Picture - Compare *Gram (+) to Gram (-)* - answer 
*Flagellum* on bacteria is composed of what? What is the function? - 
answerComposition: Proteins 
Function: motility 
*Pilus/Fimbria* on bacteria is composed of what? What is the function? - 
answerComposition: Glycoprotein 
Function: Mediate adherence of bacteria to cell surface, sex plus during 
conjugation. 
*Spore* formation is ONLY possible is what type of b...
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