The 1st one will be correct
Answer:
The <u>endocrine</u> system is a complex network of glands that release tiny amounts of hormones into the bloodstreams of humans and other vertebrate animals.
Explanation:
The endocrine system is a set of organs, tissues and cells whose function is to release various chemical substances called hormones into the bloodstream. The endocrine glands are the group of cells that produce and release hormones, which are secreted into the blood while waiting for the proteins that are designed to specifically capture each of them, are responsible for transporting them to the cells of the tissues and organs to which they must reach. Once there, they transmit the precise orders to regulate cellular activity.
Hey I’m going on my phone and
C. Kate ordered a salad and grilled chicken. Everything else is processed food.
They are different because simple machines are used to make work easier. While compound machines are made up from 2 or more simple machines.
Just in case, some examples of simple machines are <span>the pulley, screw, wheel, axle, wedge, lever, and inclined plane.
hope this helps</span>