BIOD101 / BIOD 101 Module 6:
(Latest Update 2025 / 2026) Essential Biology I with Lab | Questions & Answers | Grade A 100% Correct - Portage Learning
Question:
What 5 things must healthcare providers consider?
Answer:
Exposure to microorganisms Microorganism evasion Incubation period/symptom onset Appropriate treatment Future prevention
Question:
What is the causation pathogen of strep throat?
Answer:
Streptococcus pyogenes group A (GAS) 1 / 4
Question:
Group A is a ___ on the surface of a cell
Answer:
Carb
Question:
What group is affected most by strep?
Answer:
Children
Question:
Strep can cause ___ and ___ infections
Answer:
Superficial, invasive
Question:
Which type of infection of strep is common and easily treatable?
Answer:
Superficial
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Question:
In countries with poor access to antibiotics, strep infection can lead to complications like
Answer:
Rheumatic heart disease
Question:
Where does S. pyogenes commonly colonize?
Answer:
Mouth, nose, open skin lesions, tissue of rectum and vagina
Question:
How does exposure to strep occur?
Answer:
Saliva or nasal secretions, respiratory droplets, contaminated surfaces
Question:
What is a virulence factor?
Answer:
Agents used by a pathogen to establish successful host colonization 3 / 4
Question:
What are the two virulence factors used by GAS?
Answer:
M protein and capsule
Question:
What is used to attach directly to a cell surface and once attached, cells reproduce asexually while bacterial toxins on cell surface damage and kill host cells?
Answer:
M protein
Question:
What initiates an immune response in strep?
Answer:
Necrosis/destruction of host tissue
Question:
GAS releases ___, protein toxins that destroy white blood cells
Answer:
Leucocidins
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