★ Endocrinology Quiz
_________________ are the chemical messengers that are secreted directly into the bloodstream.
A. Amino Acids
B. Hormones
C. Lipids
D. Neurotransmitters
Select your answer:
Topics:
Renal Pharmacology Cellular Components Organ Systems Myocarditis Trauma Surgery Infectious Diseases Heredity Cellular and Sexual Reproduction Orthopedic Surgeon Sensory System Key Terms Bone Biology for Engineers Animal Nutrition Heart and Blood Vessels Hospital DepartmentsOther quiz:
Uses of Radioactive Radiation › ViewHow is radiation used to treat cancer?
A. Radiation is used to stimulate the growth of cancer cells
B. Cancer cells are bombarded with radiation and become inactive
C. Cancer cells are burned up by radiation
D. Radiation melts cancer cells
Enzymes and ATP Structure › View
proteins that speed up biochemical reactions by lowering the activation energy.
A. Enzymes
B. Carbohydrates
C. Lipids
D. Nucleic acids