Glycocalyx - Study guides, Class notes & Summaries
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Bellas Microbiology Exam II With 100% Verified Solutions | Updated & Verified | 2024
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Prokaryote Characteristics - - No membrane surrounding their DNA; no nucleus 
- Lack organelles - internal membrane-bound structures 
- Small; ~1.0 μm in diameter (RBC ~10 μm) 
- Simple structure 
Prokaryote Types - Bacteria & Archaea 
Prokaryote External Structures (3) - Glycocalyces, Flagella and Fimbrae & Pilli 
Gycocalyx - "Sugar cage" - Polysaccharides 
- Capsule & Slime Layer 
Capsule - Hard glycocalyx with consistent structure around prokaryote 
Slime Layer - Inconsistent outsider lay...
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Mmbio 221 Robinson BYU Final Exam Questions and Answers Top Graded A 2024-2025
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Edward Jenner - Developed small pox immunization using cowpox agent 
 
Paul Ehrlich - sought a " magic bullet" to destroy pathogens 
 
Alexander Fleming - discovered penicillin 
 
Joseph Lister - Pioneered aseptic surgery 
 
John Snow - father of epidemiology (cholera in London) 
 
Ignaz Semmelweis - Pioneered asepsis by discovering that hand washing prevented streptococcal infections in obstetric patients 
 
Robert Koch - Pioneered the cultivation of bacteria on solid media 
 
Louis Pasteur -...
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BASI - Module 1 - Practice Questions and Answers with complete solution
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Nucleic acids stain with ______ dyes which impart a ________ color. Therefore, nucleic acids are 
described as ______. 
A. Base-like; blue/purple; acidophilic 
B. Acid-like; red/pink/orange; basophilic 
C. Base-like; blue/purple; basophilic 
D. Acid-like; red/pink/orange; acidophilic - Answer-C. Base-like; blue/purple; basophilic 
Which molecules are lost from cells during the processing for H&E staining? 
a. Carbohydrates 
b. Proteins 
c. Lipids 
d. Nothing is lost - Answer-c. Lipids 
A slide-m...
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MMBIO 222 quiz #3 Questions with Complete Solutions
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true motility Correct Answer-directed motion of bacteria (energy expenditure by the cell) 
 
brownian movement Correct Answer-random back-and-forth jiggling motion due to collisions of water molecules with the cells (cells don't go anywhere)... results from kinetic energy of molecules around the cell 
 
flagella Correct Answer-long, whip-like structures that extend beyond the surface of the cell and glycocalyx and propel the cell through its environment. Composed of flagellin 
 
serovars Correc...
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NU Bio 201 Ch. 3 Questions and Answers | New One | Grade A+
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Plasma membrane 
Ans: A selectively-permeable phospholipid bilayer forming the boundary of the cells 
cystoplasm 
Ans: cellular material between the plasma membrane and the nucleus 
consists of the cytosol and organelles 
nucleus 
Ans: Control center of the cell, houses DNA 
Endoplasmic Reticulum 
Ans: a network of tubular membranes within the cytoplasm of the cell, occurring either with 
a smooth surface (smooth endoplasmic reticulum) or studded with ribosomes (rough 
endoplasmic reticulum) i...
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MIC FINAL EXAM 2024 WITH 100% CORRECT ANSWERS
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Which of the following describe the similarities of microbial growth b/w solid and liquid media? - correct answer -BOTH involve a lag phase 
-cells compete for nutrients 
 
An illness outbreak occurs in New York City birds in the late 1990s. After a lengthy scientific investigation, the Centers for Disease Control (CDC) determine that the agent causing the birds to die is the West Nile virus. Outbreaks of this illness have been observed in several other countries in Asia and the Middle East acro...
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BIO 202 Exam 1 Questions With Correct Answers Updated 2024/2025 Graded A+.
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BIO 202 Exam 1 Questions With Correct Answers Updated 2024/2025 Graded A+. What are the properties of life? - correct answer *Cells and organization 
*Energy use and metabolism 
*Environmental response 
*Regulation and homeostasis 
*Growth and development 
*Reproduction 
*Biological evolution 
When was earth formed? - correct answer 4.55 billion years ago 
When did life on earth first appear? - correct answer 3.5 billion years ago 
What are the evolutionary mechanisms? - correct answer *Nonrando...
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BYU MMBio 221 exam 1 Robison Top Rated Study Guide 2024
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Obligate halophiles - High osmotic pressure aka lots of salt like the great salt lake 
 
Facultative halophiles - Type that causes acne can be in salty also known as osmolaric but not nessesary 
 
Neutrophiles - Most bacteria Protozoa and pathogens like neutral ph rang 6.5-7.5 
 
Acidophiles - Really acidic as low as 0 pH 
 
Alkalineophiles - Grow best in basic range up to 11.5 ex cholera 
 
Thermophiles - Higher temperatures above 45C ex hot springs 
 
Hyperthermophiles - Hottest 80C and above ...
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Cell Biology (Study Guide) Seeley's Anatomy & Physiology 10th Ed. Questions With Complete Solutions
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What are the characteristic functions of the cell? correct answer: Cell metabolism and energy use, Synthesis of molecules, Communication, and Reproduction and inheritance 
 
What are the basic structures of a cell? correct answer: Plasma membrane, Cytoplasm containing organelles, and the Nucleus 
 
Intracellular correct answer: Inside the cell 
 
Extracellular correct answer: Outside the cell 
 
Membrane Potential correct answer: An electrical charge difference across the plasma membrane 
 ...
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BIO 280 Test 1 Questions And Answers With Verified Tests
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_______ are the prominent macromolecules in cells - Proteins 
________ _________ - compounds containing both carbon and hydrogen atoms - Organic 
chemicals 
__________ molecules (e.g. soap, _phospholipids_) have both hydrophobic and hydrophilic properties. - 
Amphipathic 
A ________ fatty acid forms a triglyceride whose straight chains pack together to form solid fats. - 
Saturated 
A compound microscope used the total magnification of the ______ lens and the _____ lens.w - 
Ocular, objective 
A...
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