The lymphatic system destroy harmful substances 'By producing antibodies'.
The lymphocytes contained in lymphatic organs are produced with other defence cells by the bone marrow. They are then dispersed to eliminate pathogens.
I think it is Free Radical.
Answer:
Atomic mass is the weighted average mass of an atom of an element based on the relative natural abundance of that element's isotopes. The mass number is a count of the total number of protons and neutrons in an atom's nucleus.
Explanation:
Answer:
D
Explanation:
It not that appropriate since even concentrared substances have water but based on the current answers it's D
<h2>Sympathetic </h2>
Explanation:
Sympathetic nervous system is a network of interconnected neurons that prepares the body to deal with the conditions of stress and fear
The sympathetic nervous system not only initiates responses required to deal with the stress condition but also makes necessary changes in the functioning of the body organs
Although the sympathetic system is activated in the conditions of stress but small sympathetic tone is always present in the body to regulate the vital functions
