All of the following statements about electrolytes are true except ______.
A. they conduct an electrical current
B. they include acids, bases, and salts
C. they possess a greater osmotic power than nonelectrolytes
D. they form mainly covalent bonds
Answer: D. they form mainly covalent bonds
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For the class as a whole, which condition would you expect to display the shortest average reaction time?
A. Random interval, dominant hand B. Fixed interval, dominant hand C. All 4 of the conditions tested showed the same reaction times. D. Random interval, non-dominant hand E. Fixed interval, non-dominant hand
The zona fasciculata in the adrenal gland secretes ___________.
A. glucagon B. epinephrine C. estradiol D. aldosterone E. cortisol
true or false? DNA replication results in two identical daughter molecules each consisting of one old (original) strand and one newly-synthesized strand.
a. true b. false
Which of the following muscles flexes the knee?
A. Rectus femoris B. Soleus C. Gluteus maximus D. Semimembranosus E. Iliopsoas