#Question id: 6974
#Unit 5. Developmental Biology
Where are the stem cells that renew the epithelium of the gut found?
#Question id: 26909
#Unit 10. Ecological Principles
Organic matter is limited at one particular horizon layer and not found in other layer at which horizon layer has organic matter is limited?
#Question id: 10938
#Unit 7. System Physiology – Animal
A 45-year-old woman developed fatigue in July and had blood counts that were reported to be normal. She was hospitalized because of a very severe headache in December, and was found to have a blood pressure of 175/90. Her laboratory values were as follows: hemoglobin (8.3 g/dL), RBC count (2.2 × 10^6/μl), Hct (23%), MCV (89 fL), WBCs (5100/μl), platelets (262 × 10^3/μl), and reticulocyte count 0.8%. What is the diagnosis for this patient?
#Question id: 15489
#Unit 12. Applied Biology
#Question id: 1547
#Unit 4. Cell Communication and Cell Signaling
follicular dendritic cells (FDCs) secrete CXCL13 and its receptor, CXCR5, which is expressed on B cells, function of this interaction ?