A) sinoatrial node, atrioventricular node, atrioventricular bundle, bundle branches, Purkinje fibers.
Answer: A Fixed Action Pattern
Explanation:
A fixed action pattern is an ethological term and off course a natural activity pattern that causes animals to act in a specific behavior pattern distinctive to their species. It is a pattern that is relatively unchangeable within the species and usually ends even when it is interrupted. You can say that, it is innate releasing mechanism or network where sign stimulus exists, once released from neural network; fixed action pattern leads to completion as well.
An example of succession is a landslide is produced, then lichens grow, this leads to the accumulation of thin soil, which finally leads to a mature community.
<h3>What is succession?</h3>
Succession is an ecological process associated with the renewal of the ecosystem after a disturbance.
The process of succession is fundamental for reaching the homeostasis (internal equilibrium) of the ecosystem.
The succession may involve the emergence of new species in the ecosystem after disturbance.
Learn more about succession here:
brainly.com/question/1824935
Answer:
The arrangement of the bones of a vertebral column start with the cervical spine. The cervical spine control the head and neck. The next section of the vertebral column is the thoracic spine which control the truck and mid back. The last vertebral column is lunar spine which is responsible for the legs.
Explanation:
