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MCAT BioChem Practice Question – Excitatory Neurotransmitter
Which of the following is most likely the excitatory neurotransmitter released into the synaptic cleft between the inner ear hair cells and their spiral ganglion? A. GABA B. Acetylcholine C. Serotonin D. Glutamate   READ MORE
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MCAT Psychology Practice Question – Bipolar Disorder
Upon admission to a hospital for a severe manic episode, a patient exhibits an excitable, cheerful demeanor as well as psychotic delusions of being a celebrity. These symptoms all disappear after six weeks of treatment. He experiences a normal mood for seven more months before suffering a severe depressive episode. This patient would most likely READ MORE
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MCAT Physics Practice Question – Radiation Absorption
Absorption of radiation corresponding to what portion of the electromagnetic spectrum is most likely to excite Aequorea fluorophore, a green fluorescent protein used in biological experiments? A. Ultraviolet B. Infrared C. Orange D. Microwave READ MORE
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MCAT Physics Practice Question – Fluid Dynamics
Which of the following statements are true? I. The blood velocity and pressure are higher in arteries than in capillaries. II. Blood vessels do NOT follow Bernoulli’s principle if viscosity of blood is taken into account. III. For an incompressible fluid undergoing laminar flow through a pipe with both narrow and wide sections, the fluid READ MORE