A is the answer. Hope that helped.
Answer:
i think it's bacteriophage
Answer:
cyclone dust collecter
Explanation:
i just guessed i cant say it is right
You are right, it is B because, endocrine glands, as part of the endocrine system, they regulate and maintain a constant equilibrium in our bodies, known as homeostasis.
Answer:
A fall-arrest system should be worn while climbing a tree or any tall structure. This will enable the person to have a thing to break or slow his fall if he loses his grasp from the trunk of the tree.