Chemistry
Trans fat necessarily contain what functional group?
W) Ester
X) Alkene
Y) Alcohol
Z) Amine
X) Alkene
Which of the following brain regions is primarily responsible for coordinating basic reflexes like swallowing and vomiting?
W) Cerebellum
X) Amygdala
Y) Medulla Oblongata
Z) Thalamus
Y) Medulla Oblongata
2) What are the x-coordinates of the intersections of the graphs of the equations
y= 9x^2 + 3 andy=-27x+3?
0 and -3
A famous principle of fluid mechanics, traditionally attributed as the explanation behind lift on an airplane wing, is named after what scientist?
W) Bernoulli
X) Pascal
Y) Rayleigh
Z) Reynolds
W) BERNOULLI
Although scientists are unable to obtain samples by drilling, they believe the predominant mineral in the mantle is:
W) iron pyrite
X) potassium feldspar
Y) quartz
Z) olivine
Z) OLIVINE
Steven plots temperature versus time as he heats water while adding energy at a constant rate. Which of the following statements best explains why the heating curve reaches a plateau at 100 degrees Celsius?
W) Energy is required to decrease the entropy of the water
X) Eneergy is required to decrease the enthalpy of the water
Y) Energy is required to break the hydrogen-oxygen bonds in water
Z) Energy is required to break the hydrogen bond between water molecules
Z) Energy is required to break the hydrogen bond between water molecules
Indentify all of the following three statements that are true of eukaryotic mRNA processing: 1) The 5-prime end is capped with a modified cytosine residue; 2) The 5-prime end is capped in the nucleus; 3) The 3-prime end is adenylated in the cytosol.
2) The 5-prime end is capped in the nucleus
What is the approximation for the sine of 2 that results from using the first three nonzero terms of the Taylor series for sine x centered at 0?
14/15
A metal disk has a moment of inertia of 5.0 x 10 -3 kilogram meters squared. If the disk is rotating with 9 joules /jools] of kinetic energy, what is the angular speed, in radians per second, of a point on its rim?
60
What kind of map shows soils, alluvium, and glacial deposits, distinguished on the basis of particle size, texture, and composition?
SURFICIAL
What is the maximum number of steroisomers possible for a molecule that contains 6 stereocenters?
64
Which of the following mediciations would most likely the most effective in treating a human patient with influenza?
W) Penicillin
X) Ampicillin
Y) Zanamivir
Z) Chloroquine
Y) Zanamivir
A jar contains 9 coins: 8 fair coins and 1 double-headed coin. If a random coin is selected from the jar, is flipped, and comes up heads, what is the probability that the double-headed coin was the one selected?
1/5 (0.20, 20%)
Kate is tuning her cello's A string by producing an A note on a string that is already tuned and comparing the sounds. Which of the following beat frequencies, in hertz, would indicate that the strings are closest to having the same pitch?
W) 2
X) 100
Y) 440
Z 880
W) 2
Which of the following marine environments has the fewest trophic levels?
W) Coastal Arctic
X) Subtropical gyre
Y) Coastal Antarctic
Z) Peruvian upwelling zone
Y) COASTAL ANTARCTIC
X-rays with a wavelength of 150 picometers are scattered at an angle of 15 degrees by a crystal. Assuming that this was first-degree scattering, which of the following is closest to the spacing in this crystal, in picometers?
W) 145
X) 144
Y) 290
Z) 589
Y) 290
In humans, circadian rhythms are controlled by a specific group of neurons in the hypothalamus called what?
SCN (Suprachiasmatic Nucleus)
On a calculus pop quiz, 10% of the students scored 6 points, 45% scored 8 points, 20% scored 9 points, and the rest scored 10 points. What is the average score, rounded to the nearest tenth, on the quiz?
8.5
CPT symmetry is a fundamental concept of nuclear science and theoretical physics. What do the C, P, and T stand for?
CHARGE CONJUGATION (CHARGE), PARITY INVERSION (PARITY), AND TIME REVERSAL (TIME)
Place the following three Galilean satellites of Jupiter in increasing order of distance from Jupiter: 1) Europa; 2) Ganymede; 3) Io.
3, 1, 2
Identify all the following three molecules that typically undergo an Sn1 reaction in the prescence of a nucleophile: 1) Methyl-bromide; 2) 2-bromo-propane; 3) Tert-butyl-amine
2) 2-bromo-propane
What is the name of the jelly-like fluid that fills the human eye?
Vitreous Humor (Vitreous Body)
For a conic section, which of the following values of eccentricity would indicate that the conic section is an ellipse?
W) 0
X) 0.5
Y) 1
Z) 1.5
X) 0.5
Name all of the following 4 choices that would typically be considered to supply electromotive force: transformers; generators; batteries; conductors
TRANSFORMERS; GENERATORS; BATTERIES (ALL BUT CONDUCTORS)
Which of the following statements is NOT true about Lagrange points associated with two large bodies in orbit?
W) Lagrange points are solutions to the general three-body problem
X) There can be as many as 6 Lagrange points to describe a system
Y) Unstable Lagrange points lie on a straight line
Z) There are fewer stable Lagrange points than unstable points
X) THERE CAN BE AS MANY AS 6 LAGRANGE POINTS TO DESCRIBE A SYSTEM