Competition, they try to grow taller than other trees to get more sunlight
Answer:
A) vesicle
I think this is the right answer, i may be incorrect.
The option that is true of genes found on chromosomes is that D. they determine the inherited traits of an organism.
Genes are inherited - so those are the things that we get from our parents and other ancestors. It is easy to determine which of these genes a child is going to inherit - the doctors just need to take a look at the chromosomes, because genes are located there.
