Answer:
your brain makes special hormones called GnRH, and these hormones signals the testes to make more testosterone.
Explanation:
i hoped this helped:)
They might be deep inside
Do you have the solutions you want me to compare and contrast? :)
Use pesticides, kill the cockroaches
use cockroaches for research XD
and other than that, live in harmony with them i guess?
nothing else you could really do about it
They have a cell membrane, they contain cytoplasm and can replicate themselves through the manner of mitosis.