Endosperm is a good synonym for seed...
I don't know what your answer choices were but "stingy" sounds like a good word to fit in the sentence.
Answer:
gave us a small part of himself . I beleive our brains .
Explanation:
I think this works I beleive
A. Pengembunan ( perubahan wujud benda ke wujud yang lebih padat, seperti gas menjadi cairan)