There was no point in responding to that statement.
The blastopore, bl, has The extent of the shell and closed; the anus will subcommencing upgrowth of the sequently perforate the cormantle-skirt is indicated by responding area.
In other words, the plant must be irritable to the stimulus exerted from without, and be capable of responding to it by changes of form and structure.
On the other hand, adaptations, especially those evoked by climatic or edaphic conditions, may only, be shown by the seedling if grown under the appropriate external conditions; here what is hereditary is not the actual adaptation, but the capacity for responding in a particular way to a certain set of external conditions.
This was supposed to be the voice of Memnon responding to the greeting of his mother Eos.