This article contains spoilers forLessons in Chemistryepisode 3.

Elizabeth Zott is nothing if not resourceful.

Her entire kitchen doubles as a lab.

Brie Larson in Lessons in Chemistry

She wears a sharpened pencil in her hair as both a helpful writing tool and protective weapon.

She knows how to skin a tomato in mere seconds.

Many methods werewildly unscientific.

Elizabeth Zott would certainly not approve.

So, it makes sense that she would find an empirical way in which to verify her own pregnancy.

Its the equivalent of a plus sign or a smiley face on a modern day rapid test.

Elizabeth is indeed pregnant.

If the rabbit or mouse went into heat, the woman was pregnant.

Could she trust a doctor to test her and treat her well?

Does she even want the baby?

But she needed to confirm the evidence for herself before making a decision.

No frogs were harmed in the making of this article.

New episodes ofLessons in Chemistrypremiere Fridays on Apple TV+, culminating with the finale on Nov. 24.