The Heimlich maneuver is performed to forcibly
A) elevate the diaphragm.
B) depress the diaphragm.
C) squeeze the ribs.
D) compress the intestines.
Answer: A
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Character changes in molecular sequences are generated by
a. insertions. b. deletions. c. substitutions. d. base pairing. e. insertions, deletions, and substitutions.
The process in which the cell actually divides is called
a. mitosis. b. meiosis. c. cytokinesis. d. actin. e. cell plate formation.
Compared to adding heat to the system, what is the advantage of using an enzyme to overcome an energy barrier?
A.) an enzyme generates multiple different products using multiple pathways B.) an enzyme speeds up an reaction more than heat does C.) an enzyme is specific for one desired pathway and end product D.) an enzyme can catalyze a reaction in many different ways
A doctor diagnoses a child with adrenoleukodystrophy (ALD), a disorder in which there is an accumulation of long fatty acid chains accumulating in the cells of the central nervous system. The issues arise with malfunctions in enzymes associated with which organelle?
A. ribosomes B. vacuoles C. endoplasmic reticulum D. Golgi bodies E. peroxisomes