why-do-secondary-cell-walls-form-only-after-a-plant-cell-has-stopped-growing

Question

Why do secondary cell walls form only after a plant cell has stopped growing?

Accepted Answer

Because they are rigid and inhibit further cell expansion.

Answer

Because they are permeable and facilitate nutrient exchange.

Answer

Because they are temporary structures that degrade over time.

Answer

Because they are flexible and allow for continued growth.