One problem with this hypothesis is that the student didn't write about why this hypothesis might work - what is the underlying mechanism. The thing is that one might want to write the underlying mechanism or explanation in his hypothesis. Another problem with this hypothesis is that it's very hard to measure and be sure that following exposure to white chocolate, people are happier and that it's not a consequence of something else.
Answer:
Ureteroplasty is surgery to remove the stricture.
Explanation:
I believe the answer to be true
BUT I AM NOT 100% SURE!
Answer:
all cells comes from pre - existing cells
Explanation:
because cell comes are made up from living things