★ Biotechnology Quiz
What is the role of helper T cells in the immune response?
A. They produce antibodies directly.
B. They activate B cells and promote clonal expansion.
C. They destroy antigens directly.
D. They secrete hormones to regulate metabolism.
Select your answer:
Topics:
Muscoskeletal System Ecology & Organisms Types of Doctors Pathophysiology of Injuries and Diseases Respiration DNA, RNA, Proteins Musculoskeletal Disorders Pulmonology Cell Injury Communicable Diseases and Immune Response (OCR) Nursing Vocabulary Energy, Hydrology, Microbiology Cells & Body Systems Laboratory Careers KineticsOther quiz:
Urinary System and Fluid Balance › ViewWhich of the following are functions of the urinary system? 1. Vitamin D synthesis 2) Excretion 3) Regulation of red blood cell synthesis 4) Regulation of the concentration of solutes in the blood 5) Regulation of blood volume and pressure 6) Chemical digestion
A. 1, 2, 3, 4
B. 2, 3, 4
C. 1, 2, 3, 4, 5
D. 1, 2, 3, 4, 6
E. 2, 3, 4, 6
Kidney - Loop of Henlé › View
This tissue is…
A. renal medulla
B. renal cortex
C. pancreas
D. liver lobule