Select your answer:

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Viruses and Prions Circulatory System - Pathway of Blood Infectious Disease Brain Healthcare Delivery Systems and Insurance Lifestyle Diseases Skeletal System Vocabulary Immune Cells Faction Human Anatomy and Physiology - Types of Tissues MS Neurology Cosmetology Germs & Diseases 5 Major Food Groups Injury SSTI and Bone InfectionsOther quiz:
Physical › ViewAfter playing a match we must ?
A. Cool-Down
B. Warm-up
C. Go Cold
D. Wake-up
The Cell › View
Which of the following is Not a principle of cell theory?
A. all cells come from pre-existing cells.
B. cells are the smallest units of life
C. all organisms are composed of one or more cells
D. all cell are able to divide.