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BIOL 449Public Health Microbiology

Units
0.50
Faculty
Science
Subject
Biology

When it runs

  1. F24
  2. W25
  3. S25
  4. F25
  5. W26
  6. S26
  7. F26
  8. W27
  9. S27

Ran in 2 of the last 7 terms. Winter 2027: scheduled, 2 lecture sections. Spring 2027: schedule not out yet.

How the health of human populations is influenced by microbial communities. Aspects of the epidemiology of infectious diseases, factors influencing the emergence of microbial pathogens and antibiotic-resistant strains, means to control undesired microbial populations in habitats such as water, biodegradable materials, and food will be discussed. Approaches to the regulation and monitoring of microbial agents will also be examined.

Prerequisites

  • Must have completed the following:
    • BIOL241 - Introduction to Applied Microbiology (0.50)

Antirequisites

None listed.

Leads to

No course lists it as a requisite.

Winter 2027 sections

Enrolment from UW Open Data, which can trail Quest by up to two days. Instructors and rooms: Schedule of Classes.
SectionClassEnrolledMeets
LEC 00168040 / 200TTh 13:00–14:20
LEC 7012549200 / 9999Online or by arrangement

Reviewed on UW Flow

68% liked it69% easy60% useful

From 25 ratings and 14 comments on UW Flow. The most helpful comments, quoted as written, without names. Read them all on UW Flow.

  • Macdonald is one of the worst profs I have ever had. If you have Jacqueline Macdonald...RUN

    Mar 2023 · didn’t like it · 1 found this helpfulOn UW FlowRemove this

  • Taken W26, midterm and exam (20% and 40%), weekly in-class open-book assigned group work quizzes (15% total), 5% participation, and a 20% case-study group work assignment (20%). What to even say... I had never taken a Dr. MacDonald course before this and I'm happy about that. She is super engaged in the course with answering questions and trying to make things more group-work oriented and stuff... but the way she tests is just so odd to me compared to any other course I have taken. I just don't think you can "test on understanding" in a course with one lecture a week where there are like two sentences per slide... it feels like I am just teaching myself the whole time. All in all the course…

    Apr 2026 · liked itOn UW FlowRemove this

  • jacqueline is jacqueline, the course is easy but the way the content is presented is a bit dry. there's only one actual lecture per week, the other lecture slot is used for group discussions (which are really useful for actually understanding the content)

    Apr 2026 · liked itOn UW FlowRemove this

  • took this on W26, and it was pretty chill !! Dr. MacDonald is a great prof when it comes to courses she likes to teach/has taught in the past. grade breakdown consists of weekly quizzes: 15%, participation: 5%, group assignments (case study): 20%, midterm: 20%, final: 40%. Also movie week on like the last few weeks of the term and she brings snacks #mother. She curated her course structure perfectly, because she strives on wanting you to succeed in her course. It's every monday = class, and on wednesday = group works (basically discussing the lecture and engaging with the course material by quizzes). It really helps to review the lecture you just had and discuss it with your peers. I wish…

    Apr 2026 · liked itOn UW FlowRemove this

  • Not a fun course, I took 447 with MacDonald and she was so much better there. I also got a 95+ in that course with her since she was much clearer and not trying to trick you. This course feels like her much neglected middle child. Professor MacDonald does not engage with her students in a fruitful manner and chooses to instead say "if you guys are done talking it means you havnt understood the content enough" Realistically there is only so much a group can talk and mashing together a group of 5 awkward students does not always give the most fruitful results. She barely really teaches, mostly reads off of her slides, but occasionally she will go on tangents that are not on the slides so if…

    Apr 2026 · didn’t like itOn UW FlowRemove this

Discussed on r/uwaterloo

23 posts and comments in 21 threads mention BIOL 449, December 2018 to December 2024. Quoted word for word, newest first; each reply sits under the post and the comment that started its branch. Search r/uwaterloo for newer posts.

Fall 2024

I am looking to get a high average my 3rd and 4th year in Honor Science any course tips? 9 points, 7 comments

“I currently have completed all my pre-requisite courses for the postgraduate program I want to apply for. The only thing I am missing is the high average for my best 2 years of undergrad. …”

u/mustard_tiger6: “The easiest science courses in my experience are BIOL 433 with Lemieux, BIOL 449, BIOL 359 for biology. If you can code a bit, BIOL 469 and BIOL 365 are reasonable too. I would use uw flow and look at chem, kinesiology, health, psychology, sociology, anthropology courses.”

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Spring 2023

WINTER 2024 COURSES Science Students 1 point, 3 comments

“Hi! I want to get an idea of what courses Honours Science or SCIBUS students in third year are taking for the Winter 2024 term”

u/B0b-loblaww: “… For 3B I took Biol 449, Biol 359, Earth 122, Psych 212, and Smf 101 (this was a chill af term). However, the courses you take are extremely dependent on what your goals are for the future. …”

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Spring 2022

Fourth Year Bio Courses 2 points, 0 comments

u/Godatgaming111222: “Right now I have selected Biol 447 and 439 but I heard that 439 might be kind of difficult now. Has anyone taken one of these courses or if anyone has taken anyother fourth year bio courses that were relatively easy. I have already taken biol 449 as well”

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Winter 2022

Fall 2021

Winter 2021

I'm taking 8 Biomed Sciences courses 1 point, 9 comments

“And it's surprisingly not that bad??? My workload has definitely increased like crazy but it's not unmanageable! …”

u/conorathrowaway: “What are the courses? I’m in 4th year biomed and can let you know if you’re taking any of the killer courses. If you’re taking molecular bio or embryology you’ll want to reconsider. …”

u/kirishimeth: “Nah, I took molecular bio a while back. I know it's death :') I took BIOL 341 - immunology BIOL 302 - histology BIOL 449 - public health microbio BIOL 273L - human phys 1 BIOL 373L - human phys 2 CHEM 237 - biochem CHEM 237L CHEM 123L - general Chem 2 lab”

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Spring 2020

Winter 2020

BIOL 449 2 points, 0 comments

u/QueenOfThisThrone: “Looking for a term paper partner, I’m looking to do one of the following topics: 4, 9, 11, 15. Please let me know if you’re in this class and willing to write it together on any of these.”

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Check it elsewhere for Fall 2026

Calendar versions

Undergraduate Calendar