Extremophiles - Study guides, Class notes & Summaries
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BIOD 171 Microbiology Module 1 – 6 Exam Questions and Answers
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BIOD 171 Microbiology Module 1 – 6 
Exam Questions and Answers 
Microbiology -Answer-The study of microbes and their biological processes at the micro 
(microscopic) level. 
Microbes -Answer-1. A general term that includes microorganisms and viruses; an 
organism or virus too small to be seen without a microscope 
2. Beneficial when aiding in food digestion to protecting us when we are exposed to 
potentially harmful foreign invaders to helping crops grow 
3. Detrimental when harmful strains o...
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MICR 271 MIDTERM EXAM QUESTIONS WITH CERTIFIED ANSWERS
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MICR 271 MIDTERM EXAM QUESTIONS WITH CERTIFIED ANSWERS 
What is the ability of some viruses to incorporate into the host genome called - Answer-In animal viruses-viral genome integration 
In bacterial viruses-lysogeny 
 
How do viruses exchange genetic material between different species? - Answer-Through viral genome integration, once the virus excises from the host genome it can pick up host genes which can be incorportated into the next host it infects 
 
T/F: The origin of viruses is well est...
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BIO 117 Exam 2 | Questions & 100% Correct Answers (Verified) | Latest Update | Grade A+
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BIO 117 Exam 2 | Questions & 100% 
Correct Answers (Verified) | Latest Update 
| Grade A+ 
sexual fungal reproduction 
Correct Answer: 1. plasmogamy 
2. heterokaryotic mycelium 
3. karyogamy 
heterokaryotic mycelium 
Correct Answer: cells contain 2 haploid nuclei from parent (n+n) 
karyogamy 
Correct Answer: fusion of nuclei from parents (2n) 
three domains of life 
Correct Answer: bacteria, archaea, eukarya 
methods of gene exchange for bacteria 
Correct Answer: 1. transformation 
2. conjuga...
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SCSC 301 Exam 2 Questions With Complete Solutions
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What are the 3 domains of life? correct answer: Archaea, Bacteria, Eukarya 
 
What is a soil micro biome? correct answer: A representation of all 3 domains of life ie. microbial community 
 
Which domain of life is being described: 
 
- Methanogens 
- Extremophiles 
- Oldest known organisms correct answer: ARCHAEA 
 
Which domain of life is being described: 
 
- Cyanobacteria (photosynthetic, O2) 
- Eubacteria (true) 
- Abundant and diverse correct answer: BACTERIA 
 
Which domain of lif...
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Biology 1110 Questions And Answers 100% Guaranteed Pass! 2024-2025
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Biology 1110 Questions And Answers 100% Guaranteed Pass! 
Define Biology - ANS-The study of life. Webster defines it as the science of life or living matter in all 
its forms and phenomena, especially with reference to origin, growth, reproduction, structure, and 
behavior. 
Define Homeostasis - ANS-Keeping iternal conditions sonsistant despite external change(i.e. body 
temperature) 
Define Domains - ANS-Living organisms which are classified into three major groups (bacteria, 
archaea, ...
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Bio 2 Exam 2 (Duquesne) questions and answers all are graded A+
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3 Groups of the Tree of Life - Answer-Bacteria, Archaea, and Eukarya 
Structure of bacteria - Answer-Circular, 1-2 membranes 
What is the primary reason the size of bacteria is limited? - Answer-Diffusion 
Myrobacterium - Answer-Bacterium in which cells aggregate to form fruiting bodies 
How does bacteria reproduce? - Answer-Only splitting (not sexual), get new genetic information and can 
acquire it 
Conjugation - Answer-Direct transfer of DNA between 2 living cells (linear) 
Pilus - Answer-Phy...
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BIO 207 Exam 1 Umich Practice Questions and Correct Answers
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What is a microorganism (microbe)? -microscopic unicellular organisms -not just bacterial -exist in all 3 domains (eukaryotic, bacteria, archaea) -viruses also considered microbes 
eukaryotes -protists and fungi -extensive membrane-bound organelles -DNA enclosed in a membrane-bound nucleus -cells are generally larger and more complex -18S rRNA 
Prokaryotes -bacteria and archaea -no extensive membraine bound organellses (but some bacteria still have membrane bound organelles) -no nucleus -diverse...
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Microbiology MCB 3020 EXAM 1 Questions with Latest Update
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organisms can classified by microbiologists into 2 parts: - Answer-cellular and acellular 
 
Cellular microorganisms include: - Answer-fungi, protists, bacteria, archaea 
 
Fungi contains? - Answer-Yeasts (unicellular) and mold (multicellular) 
 
Protists contain? - Answer-Algae (photosynthetic) 
Protozoa (hunters and grazers) 
Slime Molds (diseases in plants) 
 
Bacteria contain? - Answer-peptidoglycan cell wall 
-single celled usually 
-ubiquitous 
-extreme environments 
-lack membrane bound ...
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BIO 207 TEST 2 PRACTICE QUESTIONS AND CORRECT ANSWERS
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produces a functional RNA, which usually encodes a protein structural gene 
regulates the expression of a structural gene. - Does not encode an RNA or protein - Includes promoters & binding sites for regulatory proteins regulatory sequence 
most have one circular chromosome bacteria and archaea 
are larger than those of bacteria, in a nucleus, and linear, which requires telomerases to finish replication of the last part of the lagging strand eukaryotic genomes 
More DNA = trade-off between cost ...
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BIO 182 Exam Questions with 100% Correct Answers
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What are the 3 domains of life Archaea, Eukarya, Bacteria 
 
Which domains of life are the most recent ancestors? Eukarya and Archaea 
 
Which domain are extremophiles? Archaea 
 
What are some common features between Domain Archaea and Eukarya histone proteins 
ribsomal proteins 
RNA polymerases 
 
What type of bacteria is Cyanobacteria photosynthetic bacteria 
ONLY prokaryote to generate O2 
 
What is horizontal gene transfer? movement of one or more genes from one species to another 
 
What s...
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