The disadvantage of microbes

DISADVANTAGES:

Responsible for rotting of food.

responsible for tooth decay.

They spread diseases.

Are somtimes responsible for whooping of plants.

Hey mate hope its help you

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.

i think it would be b. tissue because an organ system is a group of organs that work together to perform one or more functions. each does a particular job in the body, and is made up of certain tissues.