In a plant, what is formed by a group of xylem vessels

the xylem vessel and trachieds of the root stems are connected to form continue water conducting channels reach to all parts .

hormones in blood stream

image: dtc.ucsf.edu

endocrine glands secrete hormones into the blood stream near them; the hormones then travel in our bloodstream until it reaches its destination, called a target cell, in distance parts of the body. in the target tissue, hormones lock onto the target’s plasma membrane, called the receptor site.

hope it mark me as brainlieast.