Answer:
However, an allele that is hidden, or not expressed by an organism, can still ... A trait in one generation can be inherited, but not outwardly apparent before ... of the offspring from a cross where the parents differ by only one trait will appear identical.
Explanation:
I need more context but from what it looks like I’d say the answer is long because to adapt takes a very long time
The children have a chance at being homogeneous for that trait. If the father was heterogeneous for the trait the four children will be heterogeneous and only one will be homogeneous for that trait.
Because if he's only growing one type of sunflower then there's going to be only one type of sunflower
