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Dr. B's microbio and molbio stuff

by abarral

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Latest episodes

  • BIO205A Week 4 prep

    August 11, 2026 · 31 min

    Also some recap from week 3 DNA barcoding, 3 parts- what is BLAST? Gram staining Sensory, eye dissection, visual, auditory, equilibrium tests Week 4 Digestive Alimentary canal and accessory organs- identify Histological features of the…

  • BIO205A week 3 prep

    August 6, 2026 · 13 min

    Gram stain DNA barcoding: DNA extraction, PCR, blast (next week) Sensory Eye structure Respiratory: histology, lung volumes

  • BIO205A week 2 recap

    August 3, 2026 · 35 min

    Summary of week 2 material. Emphasis on nervous system, reflexes, blood tests, circulation, heart dissection, and ECG. On the micro side, screening for antibiotic producers and streaking.

  • BIO205A Week 2 Prep

    July 29, 2026 · 25 min

    What to expect before coming to class in week 2? Friday micro: screening for antibiotic production Friday AP: Nervous and endocrine Nerve tissue slidesCNS/PNSBrain structures (includes sheep brain dissection)Spinal cord…

  • BIO205A week 1 recap

    July 27, 2026 · 36 min

    Going over what we did during the first week!

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  • Lab special: Intro to Tiny Earth

    July 25, 2026 · 33 min

    Tiny Earth website: https://tinyearth.wisc.edu/ Intro video for TE: https://youtu.be/fZtjAfEUHyo?si=gWZUqQu8IcOoaObL Soil sampling: https://youtu.be/4KlKQT9YGL8?si=vnwzMskq73I4ous6 Screening for antibiotic production htt…

  • BIO205A week 1 prep

    July 20, 2026 · 20 min

    Audio episode about what to expect the first week of the course, and what you can do to prepare better.

  • BIO205A Summer 2026: Intro

    July 16, 2026 · 21 min

    This episode is dedicated to the current students of BIO205A at National University or for other students interested in trying this course in the future.

  • Blasting 16S DNA sequences

    November 20, 2025 · 10 min

    Quick guide on how to look up a 16S sequence using the BLAST tool. Applies to BIO203A and BIO205A.

  • Lab stuff: Staph vs Strep

    November 1, 2025 · 14 min

    Quick rundown about what is similar and what is different between Staphylococci and Streptococci, and how you differentiate S. aureus from other Staph, as well as some of the characteristics of the main Streptocci.

  • Lab stuff: Protein catabolism

    November 1, 2025 · 17 min

    Protein catabolism reactions: gelatinase, urease, SIM, ImViC Gelatinase: https://youtu.be/z3mlfia9oQo?si=SXy48lhNZQ5GFYxq Urease: https://www.youtube.com/watch?v=5_wdyQPIk4w SIM https://youtu.be/ng_8Mye4mu0?si=wzVlsn1MTKTUtcOt IMViC…

  • Mol Bio Intro Tropp Chapter 1

    July 8, 2025 · 56 min

    Lecture notes for the July 2024 BIO407 (Molecular Biology) class, based on Tropp's Principles of Molecular Biology textbook. Chapter 1: Intro to Mol Bio, some of the big discoveries, brief intro to nucleic acid structure. Some useful…

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About the show

Mostly audio recordings of microbiology lectures for students who want to listen without watching a video. Based on the OpenStax microbiology textbook and also lab summaries. In addition, molecular biology lectures from the Tropp book. Sometimes, other class information too.