🎬 Free course

Understanding Inheritance

Inheritance is a game of chance with known rules. Once you understand meiosis, the Punnett square and sample size, you can predict crosses – and you start noticing where popular breeding guides get exactly this wrong. First course of the breeding series.

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Registered users only

This course is free – all you need is an account.

Two Clones, Two Faces

Why looking at a plant tells you nothing about its genes – and a strain name even less.

The Card Shuffle of Meiosis

Why every seed is unique – and a cutting isn't.

Mendel and the Punnett Square

Four cells that predict any single-gene cross – provided you keep two levels apart.

Why Twenty Plants Are Allowed to Lie

An expected value is not a promise. Only the number of plants turns it into something you can plan with.

The CBGA Switch

One raw material, one switch, two products – the chemotype follows a single Mendelian rule.

Linked Travels Together

Why some traits can't be separated – and what that means for every cross.