Answer the following questions true (T) or false (F)
1. Polypeptide chains that contribute to a protein's quaternary structure each have their own primary, secondary, and tertiary structures.
2. Energy is released when ATP is broken down into ADP.
3. Bone provides the site of attachment for most smooth muscles.
1. TRUE
2. TRUE
3. FALSE
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The last paranasal sinuses to develop are the frontal.
Answer the following statement true (T) or false (F)
A change in the conditions in the axon terminal can cause a change in the environment of the cell body as a result of ________.
Fill in the blank(s) with the appropriate word(s).
A person with type AB blood has ________ RBC antigen(s).
A. anti-B B. A and B C. anti-A D. anti-A and anti-B E. no
The distribution of Na+ and K+ between intracellular and extracellular compartments is ________.
A. K+ mainly intracellular; Na+ mainly in extracellular B. Na+ mainly intracellular; K+ mainly in extracellular C. equal amounts of both ions, in both intracellular and extracellular fluids D. little of either intracellular but large amounts of both extracellular E. None of the choices are correct.