Answer: xylem and the outside, which differentiate into phloem
Explanation:
The kilometer is the independent, since it stays the same, and the increasing his exercise time is the dependent since that’s what’s changing
I think this is an example of competitive exclusion principle. Competitive exclusion principle is a proposition that two species competing for the same limiting resource can not coexist at constant population values.For Example the Red squirrel is native to Britain but its population has declined due to competitive exclusion, disease and the disappearance of hazel coppices and mature confer forests i law land Britain.
Answer:
Synaptic impulse transmission takes place from presynaptic to postsynaptic neuron. When nerve impulse reaches presynaptic terminal, calcium ions flow in. This prompts secretory vesicles stored inside axonic terminal to burst and release neurohumor substances in synaptic cleft.
Explanation:
