What is the time that it takes for half of the chemical or toxin to be expelled from the body?
A. expulsion rate
B. metabolic time
C. half life
D. digestive period
Select your answer:
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The Circulatory System Dementia Auditory and Vestibular Neurology Virus, Bacteria, Immunity Defining Health and Wellness Infectious Diseases Oxygenation Anatomy and Histology of Stomach Muscle Origin, Insertion, and Function Muscular System NCHSE Mycology Microrganisms Proteins Thyroid Genes, Chromosomes and GenomeOther quiz:
Digestive System › ViewThe process by which nutrient molecules pass through the wall of your digestive system into your blood.
A. absorption
B. digestion
C. peristalsis
D. villi
Immunology › View
The basis for the control which MHC molecules have over the immune response is best explained by the:
A. ability of MHC-antigen complexes to be released from antigen presenting cells and stimulate the activation of lymphocytes.
B. expression of MHC gene products on effector T and B lymphocytes
C. existence of genes controlling the immune response in linkage disequilibrium with MHC genes.
D. need for antigen-derived peptides to bind an MHC class I or class II molecule for proper presentation to the receptor of a T lymphocyte.
E. special affinity of unprocessed antigens for MHC molecules.