Plasmids, they are mostly found in bacterial cells and they r the cause of antibiotic resistance in bacteries :)
The correct answer is (c) discover antigens in body fluids.
B lymphocytes act as antigen presenting cells that recognizes and displays the antigen to the white blood cells. These cells process the antigens that are present in body fluids. Professional antigen presenting cells includes B-lymphocytes, macrophages, dendritic cells, etc.
Bulid and repair tissues, Make enzymes and hormones, and Help prevent infection. Hope this helps!
The correct answer is A because G and C work together, and T and A work together, except A turns into U when transferring to mRNA.
The answer is A. - Prokatyotic cells lack a defined nucleus while eukaryotic cells do have one :) I loved learning about the cells in biology! But I noticed your question is worded a little differently so the nucleus would be the one thing a eukaryotic cell has that a prokatyotic cell does not...