Lymphocyte is one of body immune cells that works by fighting bacteria. To distinguish foreign material to body material, lymphocyte can detect a series of protein called antigen. Most antigen is represented by macrophages. In response to the antigen, lymphocyte might produce an antibody which will bind to the antigen.
Answer: Antigen
Answer:
The root system is always adventitious. The stem is either underground or aerial. The leaves may be microphylls or megaphylls. Their other common characteristics include vascular plant apomorphies (e.g., vascular tissue) and land plant plesiomorphies (e.g., spore dispersal and the absence of seeds).
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Answer:
The sun and the earth?
Explanation:
I'm pretty sure that's right, since earth orbits the sun.
Answer: inflammation of the tonsils.
Explanation:
Pretty much a sore throat
Answer:
Only Water, Oxygen, Nitrogen and ammonia
Explanation:
