I believe it is directional
explain why electric forces are essential to forming compounds
electrical forces cause particles to attract, repel, and form bonds
Answer:
Option (2).
Explanation:
Skin may be defined as the largest organ of the body. Skin provides the first line of defense in the organisms. The skin secretes different enzymes and chemicals that kill the pathogens.
The patient with the burned skin are more susceptible to the pathogen and has weakened immune system. To cover the burned skin surface, skin can be taken from the other body parts as the skin has the same property and shows the same antigen as the replaced skin.
Thus, the correct answer is option (2).
Explanation:
a
they form in the bone marrow
a red blood cell lives for approximately 120 days.
