Immune System Following are the defenses of the colon except dense resident microbiota fast flow rate sIgA mucus dense resident microbiota fast flow rate sIgA mucus ANSWER DOWNLOAD EXAMIANS APP
Immune System Natural killer cells are involved in tumour rejection allograft rejection non-specific killing of virus transformed target cells all of these tumour rejection allograft rejection non-specific killing of virus transformed target cells all of these ANSWER DOWNLOAD EXAMIANS APP
Immune System Polymorphonuclear leukocytes (or PMNs) are derived from bone marrow stem cells All of these can be attracted to the site of an infection following activation of complement are a type of phagocyte that can engulf and kill bacteria are derived from bone marrow stem cells All of these can be attracted to the site of an infection following activation of complement are a type of phagocyte that can engulf and kill bacteria ANSWER DOWNLOAD EXAMIANS APP
Immune System Which of the following is correct for CD8 T cells? CD8 T cells only recognize virus-infected cells In the thymus, CD8 T cells undergo positive selection only, whereas CD4 T cells undergo negative selection only CD8 T cells can kill individual virus-infected cells in a contact dependent fashion CD8 T cell receptor recognizes epitopes that are also commonly recognized by B cells CD8 T cells only recognize virus-infected cells In the thymus, CD8 T cells undergo positive selection only, whereas CD4 T cells undergo negative selection only CD8 T cells can kill individual virus-infected cells in a contact dependent fashion CD8 T cell receptor recognizes epitopes that are also commonly recognized by B cells ANSWER DOWNLOAD EXAMIANS APP
Immune System Which of the following proteins would not need localization signal? A cell surface protein A nuclear protein A protein bound to the endoplasmic reticulum (ER) membrane A cytosolic protein A cell surface protein A nuclear protein A protein bound to the endoplasmic reticulum (ER) membrane A cytosolic protein ANSWER DOWNLOAD EXAMIANS APP
Immune System Passive immunization is done for diphtheria enteric fever all of these tuberculosis diphtheria enteric fever all of these tuberculosis ANSWER DOWNLOAD EXAMIANS APP