Answer:
In the first step, the information in DNA is transferred to a messenger RNA (mRNA) molecule by way of a process called transcription
Explanation:
<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>
<span>According to the competitive exclusion principle, two species cannot continue to occupy the same Habitat
In short, Your Answer would be Option A
Hope this helps!</span>
DNA; maintain sequence of amino acids.
RNA; carry sequence of DNA from nucleolus into outer matrix to be transcripted
He should use a filter and then read it using a machine