The comic · Principles of Biomedical Technology (PBT)

Week 10 of 17

Genetic risk

Fiction. No real student, family or grade appears.

Drawing, panel 47: Genetic testing ethics.

The exit ticket was different. Instead of defending my position I had to write down the strongest argument against it. That is much harder.

Panel 47Genetic testing ethics · 2026-10-26
Drawing, panel 48: Karyotype and inheritance.

Chromosome number, autosomes, sex chromosomes, and what happens when the count is wrong.

Panel 48Karyotype and inheritance
Drawing, panel 49: Karyotype case analysis.

Sorting by size sounds easy. It is not. I misplaced one pair, which shifted two others, and did not notice until my count came out wrong.

Panel 49Karyotype case analysis · 2026-10-27
Drawing, panel 50: Pedigree and risk CER.

First CER where the claim is a number. A Punnett square gives the probability for each pregnancy independently, which is genuinely counterintuitive.

Panel 50Pedigree and risk CER · 2026-10-28
Drawing, panel 51: Submit genetic evidence.

The tracker asks me to rate my own confidence. Doing that honestly is harder than the work.

Panel 51Submit genetic evidence
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