Lactic acid is produced when muscles contract
<span>Wind energy does not pollute</span>
If 42 is a diploid cell, then a haploid would have 21
<u>Answer</u>: <em>Option 2</em> foreign antigens
<u>Explanation</u>:
<em>Antigens</em> are proteins that are found on the surface of a pathogen and <em>white blood cells </em>(leukocytes) are the cells of the immune system which helps fight infection and protect the body from foreign antigens.
Whenever a foreign antigen enters the body, a type of white blood cell called as the lymphocyte recognizes it and then produces antibodies against it, to generate an immune response.
So, <em>an immune response is primarily due to white blood cells recognizing foreign antigens.</em>
Answer:GGU
Explanation:
GGU. I just completed it on gizmos