Study guides, Class notes & Summaries

The process by which viruses transfer genes from one prokaryotic cell to another - ️️transduction You aboard starship beagle, and travel to mars, find an organism that uses carbon dioxide for carbon source and light energy for energy need. You have discovered a new species of - ️️photoautotroph An organism that is poisoned by oxygen would be called - ️️an obligate anaerobe Many soil bacteria, the pathogenic anthrax bacillus, and the smallest bacteria know are the bacteria grou...

Based on what you learned from oxygen-hemoglobin dissociation curve, a 70% oxygen saturation level of the blood returning to the lungs might indicate a physical activity level higher than normal a) true b) false Answer> b) false The absorptive effectiveness of the small intestine is enhanced by increasing the surface area of the mucosal lining. Which of the following accomplish this task? a) villi & microvilli b) the vast array of digestive enzymes c) Brunner's glands and Peyer...

BIO 242 - EXAM 1 (FINAL), BIO 242 - EXAM 2 (FINAL), BIO 242 - EXAM 3 (FINAL), BIO 242 - EXAM 4 (FINAL), BIO 242 - EXAM 5 (FINAL) ALREADY GRADED A+ GUARANTEED PASS

BIOS 242 FINAL Exam Questions With Verified Answers. Folliculitis is - answerinfections of the hair follicles Signs and symptoms of folliculitis - answerpimples, boils, and carbuncles inflammation (redness, heat, swelling, and pain) & pus Causes Folliculitis - answerstaphylococcus aureus (gram-positive) Folliculitis transmitted by - answercontact and fomites Causes staphylococcal scalded skin syndrome (SSSS) - answerstaphylococcus aureus (gram-positive) Signs and symptoms of staphyloco...

BIO 242 Exam Questions With Verified Answers. The process by which viruses transfer genes from one prokaryotic cell to another - answertransduction You aboard starship beagle, and travel to mars, find an organism that uses carbon dioxide for carbon source and light energy for energy need. You have discovered a new species of - answerphotoautotroph An organism that is poisoned by oxygen would be called - answeran obligate anaerobe Many soil bacteria, the pathogenic anthrax bacillus, and t...

Bio 242 Exam Questions With Verified Answers. Ecologist - answera biologist who studies the relation between organisms and their environment What do ecologist study? - answerorganisms their interactions and environment Phenology - answerthe study of cyclic and seasonal natural phenomena, especially in relation to climate and plant and animal life. Hierarchy of life in order - answer1. atoms 2. molecules 3. organelles 4. cells 5. tissues 6. organs 7. organ systems 8. multicellular...

Week 1 - BIOS 242 Exam Questions With Verified Answers. Antoni van Leeuwenhoek - answerfather of microbiology Antoni van Leeuwenhoek - answerhe began making and using simple microscopes, and often made a new microscope for each specimen bacteria, archaea, fungi, protozoa, algae, and small multicellular animals - answerLeeuwenhoek's microorganism classifications bacteria and archaea - answerunicellular and lack nuclei, much smaller than eukaryotes, found everywhere there is sufficient mo...

Bio 242 Midterm Exam Questions With Verified Answers. Parasite - answerAn organism that feeds on a living host Pasteur - answerdisproved spontaneous generation How did Pasteur disprove spontaneous generation? - answer1. Disproved that heating destroys life-generating substances; he heated a substance, showed nothing grew with a cork stuck in, but when cork was removed, microorganisms grew 2. Showed that spontaneous generation doesn't occur even with oxygen; in 2 flasks with oxygens that...

Parasite - An organism that feeds on a living host Pasteur - disproved spontaneous generation How did Pasteur disprove spontaneous generation? - 1. Disproved that heating destroys life-generating substances; he heated a substance, showed nothing grew with a cork stuck in, but when cork was removed, microorganisms grew 2. Showed that spontaneous generation doesn't occur even with oxygen; in 2 flasks with oxygens that were identical, the one in which microbes go in had microbes; the othe...

BIO 242 EXAM 3 QUESTIONS AND ANSWERS ALREADY PASSED Which defenses are considered nonspecific and innate? A. Primary defense B. Secondary defense Differentiate between the components of the primary and secondary lines of defense. PRIMARY: Physical and chemical barriers SECONDARY: Phagocytosis, inflammation, fever, antimicrobial proteins What region of the human body is safeguarded by fatty acids, acidic pH, lactic acid, and a resilient cell barrier with its own normal biota? ...