Skip to content

Practice question

Question

Which floral whorl is specified by class A genes alone?

Options

Choose one · Correct answer highlighted

Explanation

That points to B: Sepal. Compared with the other options, Sepal is the one that correctly describes the ABC MODEL concept. The wrong ones are A) Petal; C) Stamen; D) Carpel. If you’re stuck, eliminate anything that contradicts a basic fact you already know for this topic.