Answer:
The answer is A. Melting and Cooling.
Explanation:
Need the descriptions in order to answer the question.
As the pollen tube penetrates the ovule, it releases two sperm cells. ... As in gymnosperms, the ovule becomes a seed, encasing the embryo and endosperm in a seed coat. But unlike gymnosperms, in angiosperms the ovary containing the ovules develops into a fruit after fertilization
An adult, since they are fully grown, they possess the most unipotent cells.
And it contains...? Any response given to this inquiry will be answered, thank you.