A proposal Intend to explain certainly facts or observation
<span>When a virus enters the cell of a human body it can start hosting inside the cell and reproduce itself. A virus can easily affect the body at the same time the immune system would activate to fight the viruses. Medication is needed to prevent it from spreading and worsen.</span>
The exocrine gland indicated by an arrow is the liver.
<h3>What is an
exocrine gland?</h3>
A gland that makes substances such as sweat, tears, saliva, milk, and digestive juices, and removes them through a duct or opening to a body surface.
Examples of exocrine glands include sweat glands, lacrimal glands, salivary glands, mammary glands, and digestive glands in the stomach, pancreas, and intestines.
Thus, the exocrine gland indicated by an arrow is the liver.
To learn more about the exocrine gland click here:
brainly.com/question/11312688
I believe their called:
<span>Vestigial Organs</span>