Answer:
The organ system
Explanation:
An organ is composed of tissue and performs a specific set of functions for the body. And that’s called the organ system
An organism that can live in only one particular environment or that can survive on only one type of food would be called a specialist.
Option D order includes fewest organisms
There is no picture of the bird.
Answer:
Yersinia pestis is the causative agent of plague
Explanation:
Rodents, such as rats, carry the disease. It is spread by their fleas.