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Biol 2420 Exam One Study Guide with Questions and Correct Answers
What are microbes? microscopic organisms In what ways microbes are beneficial to humans? Some are capable of helping human bodily functions, for example, some speed up the rate of digestion, produce oxygen through photosynthesis, produce ethanol and vitamins, disease treatment., and fermented food. In what ways microbes are harmful to humans? A small amount of them can be detrimental to the body by causing disease to spread to us, causing us to become sick, due to their pathogenicity. What ar...
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What are microbes? microscopic organisms In what ways microbes are beneficial to humans? Some are capable of helping human bodily functions, for example, some speed up the rate of digestion, produce oxygen through photosynthesis, produce ethanol and vitamins, disease treatment., and fermented food. In what ways microbes are harmful to humans? A small amount of them can be detrimental to the body by causing disease to spread to us, causing us to become sick, due to their pathogenicity. What ar...
Biol 2420 Chapter 3 Review Questions and Correct Answers
Differentiate Prokaryotes from Eukaryotes. Prokaryotes: No Nucleus or Histones, No membrane bound organelles. Bacteria/ Archea What two taxa (domains) are prokaryotes divided into? Bacteria are divided into two groups based on what? Archae and Bacteria. Bacteria= divided in 2 based on gram stain reaction Know the basic shapes of prokaryotic organisms. Coccus(Round) Bacillus(Rod) Vibrio(Curve rod) Coccobacillus(Short Rod) Spirilla(Spiral) Spirochete(Long, loose helical spiral) define pleomorph...
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Differentiate Prokaryotes from Eukaryotes. Prokaryotes: No Nucleus or Histones, No membrane bound organelles. Bacteria/ Archea What two taxa (domains) are prokaryotes divided into? Bacteria are divided into two groups based on what? Archae and Bacteria. Bacteria= divided in 2 based on gram stain reaction Know the basic shapes of prokaryotic organisms. Coccus(Round) Bacillus(Rod) Vibrio(Curve rod) Coccobacillus(Short Rod) Spirilla(Spiral) Spirochete(Long, loose helical spiral) define pleomorph...
BIO-2420 Exam 2 Review Questions and Correct Answers
There were different examples of transport proteins given in class. What type is GLUT? passive transport channel What type is the Na+/K+ pump? What type is the Na+/glucose symporter? primary active transport, secondary active transport What is digoxin and what does it do? blocks sodium potassium pumps, increases sodium on inside and potassium decreases on the inside (purple fox glove flower) what did Giuseppe antonio anastasio volta invent? invented the batteries What is a cell's resting me...
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There were different examples of transport proteins given in class. What type is GLUT? passive transport channel What type is the Na+/K+ pump? What type is the Na+/glucose symporter? primary active transport, secondary active transport What is digoxin and what does it do? blocks sodium potassium pumps, increases sodium on inside and potassium decreases on the inside (purple fox glove flower) what did Giuseppe antonio anastasio volta invent? invented the batteries What is a cell's resting me...
Biol 2420 - Physiology Exam I Test Questions and Correct Answers
Define physiology and explain how it is related to other science disciplines. the study of functioning of a normal living organism and its component parts, including chemical and physical processes List the levels of structural organization that make up the human body and explain how the levels increase in complexity atom - molecules - cells - tissues - organs - organ systems - organisms - populations of species - ecosystem of diff species - biosphere Explain how the organ systems cooperate to...
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Define physiology and explain how it is related to other science disciplines. the study of functioning of a normal living organism and its component parts, including chemical and physical processes List the levels of structural organization that make up the human body and explain how the levels increase in complexity atom - molecules - cells - tissues - organs - organ systems - organisms - populations of species - ecosystem of diff species - biosphere Explain how the organ systems cooperate to...
Clark SHSU BIOL 2420 Exam 1 Practice Questions and Correct Answers
Leuwenhoek Microscopes, animalcules 2 fundamental cell types Prokaryotic Eukaryotic Prokaryotic cells BACTERIA & ARCHAEA smaller size gives high surface to low volume, facilitates rapid uptake of nutrients cons: vulnerability to predators, parasites, and competitors Eukaryotic Larger, more complex, many cellular processes take place in membrane bound components precense of nucleus bacteria and archea lack nucleus found in sufficient moisture, some in extreme environments asexual peptidoglyca...
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Leuwenhoek Microscopes, animalcules 2 fundamental cell types Prokaryotic Eukaryotic Prokaryotic cells BACTERIA & ARCHAEA smaller size gives high surface to low volume, facilitates rapid uptake of nutrients cons: vulnerability to predators, parasites, and competitors Eukaryotic Larger, more complex, many cellular processes take place in membrane bound components precense of nucleus bacteria and archea lack nucleus found in sufficient moisture, some in extreme environments asexual peptidoglyca...
BIOL 2420 - EXAM 3 STUDY QUESTIONS AND CORRECT ANSWERS
What structures in the middle ear are responsible for sound amplification? the tympanic membrane that vibrates through 3 ear bones that end at oval window. tympanic membrane is bigger compared to oval window What is the function of and clinical complication associated with the Eustachian tube? links the middle ear to the back of the nose Drains into the mouth to equilibrate pressure Route of bacterial entry for most ear infections What inner ear structure converts sounds waves into APs? coch...
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What structures in the middle ear are responsible for sound amplification? the tympanic membrane that vibrates through 3 ear bones that end at oval window. tympanic membrane is bigger compared to oval window What is the function of and clinical complication associated with the Eustachian tube? links the middle ear to the back of the nose Drains into the mouth to equilibrate pressure Route of bacterial entry for most ear infections What inner ear structure converts sounds waves into APs? coch...
BIOL 2420 - Exam 5 Practice Questions and Correct Answers
What is respiration? obtaining and use of oxygen and the removal of CO2 What are the 3 mechanisms of respiration? ventilation external respiration internal respiration What is ventilation? move air into lungs What is external respiration? exchange of gasses between lungs and blood What is internal respiration? exchange of gasses between the blood and the tissues What is diffusion? Movement of molecules from high to low concentration What drives internal respiration? diffusion - moving from...
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What is respiration? obtaining and use of oxygen and the removal of CO2 What are the 3 mechanisms of respiration? ventilation external respiration internal respiration What is ventilation? move air into lungs What is external respiration? exchange of gasses between lungs and blood What is internal respiration? exchange of gasses between the blood and the tissues What is diffusion? Movement of molecules from high to low concentration What drives internal respiration? diffusion - moving from...
LAB PRACTICAL 1 - BIOL 2420 QUESTIONS AND CORRECT ANSWERS
Define ubiquity of microorganisms. Basically that microorganisms can be found/grown anywhere in almost every type of environment GloGerm activity purpose to train you to wash your hands more thoroughly/effectively; shows that hand washing with soap is not enough to remove all microbes How do you focus a microscope? 4x (scanning) - coarse knob - red ring 10x (low) - fine knob - blue ring 40x (high) - fine knob - yellow ring 100x (immersion oil) - fine knob - black/white rings When do you use i...
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Define ubiquity of microorganisms. Basically that microorganisms can be found/grown anywhere in almost every type of environment GloGerm activity purpose to train you to wash your hands more thoroughly/effectively; shows that hand washing with soap is not enough to remove all microbes How do you focus a microscope? 4x (scanning) - coarse knob - red ring 10x (low) - fine knob - blue ring 40x (high) - fine knob - yellow ring 100x (immersion oil) - fine knob - black/white rings When do you use i...
BIOL 2420 FINAL (exam 1) PRACTICE QUESTIONS AND CORRECT ANSWERS
e. smog production Microorganisms are involved in each of the following processes EXCEPT: a. infection b. decomposition of organic material c. oxygen production d. food production e. smog production e. using a sterile liquid and eliminating exposure to microorganisms If you were setting up an experiment to disprove spontaneous in a liquid medium, which of the following would be essential to the experiment? a. placing decaying meat in the liquid b. starting with a liquid that contains microorgan...
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e. smog production Microorganisms are involved in each of the following processes EXCEPT: a. infection b. decomposition of organic material c. oxygen production d. food production e. smog production e. using a sterile liquid and eliminating exposure to microorganisms If you were setting up an experiment to disprove spontaneous in a liquid medium, which of the following would be essential to the experiment? a. placing decaying meat in the liquid b. starting with a liquid that contains microorgan...
Biol. 2420 Chapter 1 Review Quiz Questions and Correct Answers
The study of the function of living things is called: a. histology. b. biochemistry. c. All of these choices. d. physiology. e. anatomy. d Anatomy is the study of: a. the structure of the body. b. None of these choices. c. tissue and cell function. d. how the body functions. e. maintaining homeostasis. a The most common atoms in the human body are: a. All of these choices. b. carbon. c. oxygen. d. hydrogen. e. nitrogen. a Which of the following is not a basic function of cells? a. Protein syn...
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The study of the function of living things is called: a. histology. b. biochemistry. c. All of these choices. d. physiology. e. anatomy. d Anatomy is the study of: a. the structure of the body. b. None of these choices. c. tissue and cell function. d. how the body functions. e. maintaining homeostasis. a The most common atoms in the human body are: a. All of these choices. b. carbon. c. oxygen. d. hydrogen. e. nitrogen. a Which of the following is not a basic function of cells? a. Protein syn...
ONCC Chemotherapy Immunotherapy Certification Q&A Study Guide
AQA GCSE PHYSICS H Higher Tier Paper 2 2023
AQA GCSE CHEMISTRY H Higher Tier Paper 2 2023
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