Answer: Option B) is a foreign molecule that evokes a specific response by a lymphocyte
Explanation:
An antigen is a large, foreign molecule (such as a protein) that stimulates the host organism to secrete lymphocytes and specific antibodies that bind to the foreign molecule, labelling it as foreign and destined for destruction.
Thus, option B is the answer
Answer:
Antidiuretic hormone (ADH)
Explanation:
ADH causes the kidneys to release less water, decreasing the amount of urine produced.
A. they arose out of Africa less than 200,00 years ago
