The reduced the change of that matter
Because the people that mae them wanted them to be very small
Every species exhibits variations based on various genes being activated at various times. An example with humans can be eye color or hair color. What species means is that all members of a species can procreate with healthy, capable of procreating progeny, but anything else is just a variation.
Answer:
The xylem.
Explanation:
They are transported by the xylem in the plant.
