Answer: Growing a beard in males is an example of a sex-limited trait.
The pituitary gland and hypothalamus are fully capable of synthesizing and releasing GnRH, LH, and FSH, but this does not occur until the onset of puberty. Therefore, the "no answer text provided" is the correct alternative for this question.
It's likely to have a Solid Grey color.
Answer: The plant becomes self-sufficient when leaves grow onto it.
Explanation: The leaves will start photosynthesis instead of the Cotyledons providing nourishment for the seed.