Andrew & Kelley Will Get 35+ On MCAT
11 Questions
| Attempts: 90
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Questions and Answers
- 1.Has both wave & particle nature
- A.
Dispersion
- B.
Reflection
- C.
Diffraction
- D.
Refraction
- 2.EMF of a galvanic vs electrolytic cell: Eº = E(cathode) - E(anode). Eº MUST be ____ for a galvanic (voltaic) cell and ____ for an electrolytic cell.
- A.
Positive, negative
- B.
Positive, positive
- C.
Negative, positive
- D.
Negative, negative
- 3.What CHANGES as light goes from one medium to another?
- A.
Velocity
- B.
Frequency
- C.
Index of refraction
- D.
Wavelength
- 4.Contraction of the atria is controlled by the
- A.
SA node
- B.
AV node
- 5.How do you test for noncompetitive versus competitive inhibitors for enzymes? If you increase the substrate concentration, ______ inhibition can be overcome. This is because the enzyme will bind more often to the substrate than the enzyme will bind to the ____ inhibitor.
- A.
Noncompetitive
- B.
Competitive
- 6.Which is a better leaving group?
- A.
Fluorine (F)
- B.
Iodine (I)
- 7.An osmotiically active plasma protein which serves as the primary determinant of blood's osmotic pressure
- 8.Gives rise to the circulatory and digestive system
- A.
Ectoderm
- B.
Mesoderm
- C.
Endoderm
- 9.In an electrolytic cell, the anode is
- A.
Positive
- B.
Negative
- 10.Longitudinal waves move _____ to direction of propogation, like ___. Transverse waves move _____ to direction of propogation, like ___.
- A.
Perpendicular like light, parallel like sound
- B.
Parallel like sound, perpendicular like light
- C.
Perpendicular like sound, parallel like light
- D.
Parallel like light, perpendicular like sound
- 11.LIGHT travels ____ in dense materials, whereas SOUND travels ____.
- A.
Faster, slower
- B.
Slower, faster
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