no
No it is not good to mix fruit with fat because the fat will take over the fruit nutrients.
No we can't take fruit to the Cayman Islands from Miami.
Any fruit tree can take a very long time. They can take up to 5 years to get established and start to grow fruit.
Blackberry bushes typically take about two years to produce fruit after they are planted.
They produce fruit, they just take years to do it.
If you mean why does " your fruit tree have no fruit " than it's either the tree requires another fruit tree to pollinate it or trees take time to mature before bearing fruits.
You won't find a fruit with a pH of 0.
It depends where you are coming from.
Melon
Fruit flies typically take about 8-10 days to reproduce and reach maturity.
Meyer lemons typically take about 1 to 2 years to produce fruit after being planted.
Peach trees typically take about 2 to 4 years to start bearing fruit after they are planted.