Answer:
A single motor neuron, however, can innervate many muscle fibers. The combination of an individual motor neuron and all of the muscle fibers that it innervates is called a motor unit. The number of fibers innervated by a motor unit is called its innervation ratio
Answer:
<em><u>When Zach releases the air from a balloon, it will expand to fill the room.</u></em> It will not expand in the sense that molecules will be big but the molecules will be more spread out into the room and more air molecules will be present to fill the room.
Hope this helps
Stay safe
xxxx
-Carrie
PS it would mean the world if you mark brainliest
Answer: Anger
Explanation: People are especially good at quickly detecting facial expressions of anger. In a crowd of faces, a single angry face will “pop out”.
The S phase of a cell cycle occurs during interphase, before mitosis or meiosis, and is responsible for the synthesis or replication of DNA. In this way, the genetic material of a cell is doubled before it enters mitosis or meiosis, allowing there to be enough DNA to be split into daughter cells.