<span>Collin often experiences a "runner's high" during his daily three-mile run. this is most likely produced by endorphins.
Endorphins are related to a group of hormones which are secreted within the brain and the nervous system, it is like morphine chemicals which are produced. It is mostly produced when you exercise a lot, run high or stress etc.</span>
C) centrioles is correct
All other parts have important functions but only centrioles help with chromosomes
Answer:
The pesticides are worn off by the weather.
Explanation:
Becuase the chemicals can only work for a little in the pesticides so when bad weather comes around it finishes the rest of the chemicals in the pesticide.
Hope this Helps :)
Growing a new spider plant from a plantlet is called vegetative reproduction.
Is important because is the key part of amino and nucleic acids.
