Answer:
A. The messanger molecules reach their target cell via passage through the bloodstream
Explanation:
Is this a opinion question if so I have an opinion otherwise it would be vulnerability,money,And the fact that they are easy targets because they're normally are alone unless they are in a group or when they are separated from their group it really does just depend on that factor. Let me know if any of that helped..sorry if it doesn't.
Oh who that
well Congrat to the person
how you doing?
how was your day?
Explanation:
Can you give me the website to see it?
The Internet is a great place to get information from far away.