Where do T-cells proliferate and mature? Group of answer choices Small intestine Liver Thymus Red bone marrow

Why are Helper T cells only responsive to antigen presenting cells (APC)?

This cell type is thought to initiate the demyelination associated with MS       T cell     Microglial cell     Astrocyte         Natural killer (NK) cell       Oligodendrocyte     Macrophage       B cell

Select the protein that is incorrectly matched with its location. reverse transcriptase; interior of HIV capsid CCR5; cell membrane of human T cell gp120; HIV surface CD4; nucleus of human T cell

Where do B-cells proliferate and mature? Group of answer choices Thymus Red bone marrow Liver Small intestine

List 3 things that helper T cells do:

What are the kind of cells that can target and process pathogen-associated molecular patterns (PAMPs)?   Platelets Erythrocytes Regulatory T cells Dendritic cells

Please explain in details

What role do all antigen-presenting cells (APCs) play? Group of answer choices phagocytosis of pathogens recognition of epitopes activation of T cells synthesis of antibodies

Which one of the following statements regarding our innate immune system is false?   Question 15 options:   The normal flora takes up space so that pathogenic microbes can't grow.   The skin prevents entry of microbes into the body.   Coughing speeds up the ciliary escalator, while smoking can destroy it.   Phagocytosis destroys microbes that have escaped our physical and chemical barriers.   Macrophages create antibodies against specific microbes.