Explanation:
The cells store glycogen and neutralize toxins and are present in coelomic fluid of some annelids. They are yellowish in colour due to the presence of yellow granules called chloragosomes.
These cells are derived from the inner coelomic epithelium, and help in excretory functions, as most commonly demonstrated in earthworms.
It sends an impulse back to the cell body of a neuron
Answer:
Regenerative medicine
Explanation:
Regenerative medicine can be defined as a branch of translational research in tissue engineering and molecular biology that deals with replacing, engineering or replace human or animal cells, tissues or organs to restore normal functioning.
It also develops method to regrow, repair or replace damaged or diseased cells, organs or tissues.
Alveoli is the correct answer