Why do viruses have projections on the outside?
A. To send signals to other viruses.
B. To maintain their structure.
C. To attach to the host cell.
D. To reproduce.
Select your answer:
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Phlebotomy › ViewWhat is the role of anticoagulants in preserving blood specimens for hematology tests?
A. Anticoagulants prevent blood clotting and maintain blood in a liquid state for hematology tests.
B. Anticoagulants have no effect on blood preservation for hematology tests.
C. Anticoagulants cause blood to coagulate quickly in hematology tests.
D. Anticoagulants promote blood clotting for hematology tests.
Vitamins › View
What is the main difference between the subgroups of vitamins?
A. There aren’t any subgroups of vitamins
B. One sub group needs to be replaced every day because they are dissolved in water and the other can be stored in fat in the body
C. One sub group provides enough nourishment for the body while the other can cause problems if consumed
D. Both of the subgroups need to be consumed on a daily basis because they cannot be stored in the body
E. Once group provides a quick burst of energy and the other provides long term energy