Answer: <u>Option C, they digest pathogens</u>
Explanation: Monocytes are involved in the process of digesting pathogens and infected cells, termed as phagocytosis.
Monocytes don't produce antibodies, only B cells can produce antibodies. So, option A and D are incorrect. Also they appear colorless when observed under the microscope. They don't appear granular, so option B is also incorrect.
A. magnetic if its wrong let me know
Sediment builds up over organisms. Organisms originally lived only in Earth's water. Plants did not have flowers when dinosaurs existed.
No. The T-cell has surface receptors made of proteins that are COMPLEMENTARY to only ONE SPECIFIC antigen due to the specific sequence of amino acids resulting in a specific tertiary structure of the protein. Thus, the T cell will only recognise the antigen it’s receptors are complementary to.