Answer:
Each time your heart beats, an electrical signal travels through the heart. An EKG can show if your heart is beating at a normal rate and strength. It also helps show the size and position of your heart's chambers. An abnormal EKG can be a sign of heart disease or damage.
The chromosomes migrate to the equator of the spindle apparatus, they line up in the middle. meta means middle
Answer:
That would be option D. A motor.
Explanation:
The seasonal movement of animals from one place to another (usually occurs in species with ability to flight and in large amount
