BIOLOGY
What are the bonds that form between adjacent amino acids in a protein called?
a) hydrogen bonds
b) peptide bonds
c) phosphodiester bonds
d) glycosidic linkages
b) peptide bonds
What are the three subatomic particles?
a) Neutrons, protons, electrons
b) Neutrons, photons, electrons
c) Gluons, photons, neutrinos
d) Neutrinos, protons, electrons
e) Neutrons, positrons, electrons
a) Neutrons, protons, electrons
The two main branches of calculus are differential and _________?
a) Referential
b) Integral
c) Elemental
d) Supplemental
b) Integral
This person is the founder of classical mechanics, having discovered three laws central to forces
a) Leibniz
b) Descartes
c) Newton
d) Einstein
e) Maxwell
c) Newton
What did Alexander Fleming discover in 1928 that revolutionized the treatment of bacterial infection?
a) Penicillin
b) Sterilisation
c) Vaccination
d) Homeopathy
a) Penicillin
What are the nitrogenous bases that have 5 carbons and 4 nitrogens connected in 2 rings?
a) Adenine and cytosine
b) Adenine and guanine
c) Adenine and thymine
d) Cytosine and guanine
e) Guanine and thymine
b) Adenine and guanine
What is the most abundant protein in the human body?
a) Keratin
b) Collagen
c) Hemoglobin
d) Insulin
e) Elastin
b) Collagen
What capital Greek letter is the notation for the product of a sequence of factors?
a) Sigma
b) Gamma
c) Pi
d) Theta
e) Delta
c) Pi
The second order derivative of displacement is
a) position
b) speed
c) velocity
d) acceleration
e) momentum
d) acceleration
The 2021 Nobel Prize in Physics was awarded for research relating to what important social and scientific issue?
a) The hole in the ozone layer
b) Nuclear fusion
c) The Higgs boson
d) Climate change
e) Gravitational waves
d) Climate change
What is the longest cell in the human body?
a) neuron
b) sperm cell
c) skeletal muscle cell
d) cell lining the small intestine
a) neuron
Give the correct IUPAC naming for the molecule with the formula C6H5OH that only contains secondary carbons.
a) 1,2-benzenediol
b) 2-iodophenol
c) Hydroquinone
d) Phenol
e) benzene-1,4-diol
d) Phenol
Which of these trigonometric expressions is incorrect?
a) sin^2 + cos^2 = 1
b) tan = sin/cos
c) cosec = 1/sin
d) tan^2 = sec^2 + 1
e) cot^2 + 1 = cosec^2
d) tan^2 = sec^2 + 1
In inelastic collisions, this is not conserved
a) kinetic energy
b) linear momentum
c) mass
d) lepton number
e) electric charge
a) kinetic energy
In 1921, Albert Einstein won the Nobel Prize for which discovery?
a) Special relativity
b) General relativity
c) The photoelectric effect
d) Brownian motion
e) Bose-Einstein condensates
c) The photoelectric effect
A person has a point mutation in one of their stop codons. Which of the following is likely to occur:
a) The resulting protein will be shorter
b) If the protein coded for is an enzyme, that enzyme would bind more substrates
c) It would not have any effect since there are 3 possible stop codons
d) The resulting protein would contain more monomers than the wild type
d) The resulting protein would contain more monomers than the wild type
Cinnamaldehyde is the compound that gives (our favourite) cinnamon smell. Knowing that it is a benzene double bonded to an aldehyde, how many double bonds does this molecule have?
a) 1
b) 2
c) 3
d) 4
e) 5
d) 4
The following expression x^3 + y^3= 6xy defines what type of algebraic curve?
a) Conchoid of Nichomedes
b) Cassini's oval
c) Witch of Agnesid) Cissoid of Diocles
e) Descartes' foliume) Descartes' folium
The Earth and Moon orbit around:
a) the centre of the Earth
b) their centre of mass
c) the centre of the Moon
d) the centre of the Sun
e) their midway point
b) their centre of mass
Who is commonly referred to as the first computer programmer?
a) Bill Gates
b) Ada Lovelace
c) Steve Jobs
d) Alan Turing
e) John Von Neumann
b) Ada Lovelace
DNP (2, 4-Dinitrophenol) is an illegal weight loss drug that is very dangerous because it causes an increase in body temperature. Which of the following is a plausible mechanism for its function?
a) It inhibits phosphofructokinase
b) It dissipates the proton gradient across the inner mitochondrial membrane
c) It increases the solar energy absorbing capacity of photosystem II
d) It prevents beta oxidation from occurring
b) It dissipates the proton gradient across the inner mitochondrial membrane
The Azimuthal quantum number is described by which symbol?
a) m
b) s
c) p
d) d
e) l
e) l
What is the name of the optimization method that finds where the gradient of a function points in the same direction as the gradients of its constraints?
a) Hamiltonian descent
b) Lagrange multiplier
c) Leibniz gambit
d) Newtonian division
e) Riemann regression
b) Lagrange multiplier
In cases of objects rolling without slipping, the speed of the rolling object at the point where it touches the surface is
a) equal to the speed of the centre of mass
b) equal to the speed of the object
c) equal to the rotational velocity of the object
d) zero
d) zero
Which German chemist developed poisonous gases during WW1 and is known as the “father of chemical warfare” ?
a) Albert Schweitzer
b) Carl Bosch
c) Fritz Haber
d) Max Planck
e) Werner Von Braun
c) Fritz Haber