Biology
Describe the central dogma.
DNA --transcription--> RNA --translation---> protein
Name two properties of a metal.
Conduct electricity, doctile, malleable, conduct heat, high density, shiny
How many amino acids are there?
20
Who is the father of modern Psychology?
Sigmund Freud.
Density=???
mass/volume
Which two proteins are the major components of myofibrils, allowing for muscle fiber contraction?
Myosin and Actin
Name 5 non-metals without looking
see table
Name one negative and one positive amino acid.
aspartic acid and glutamic acid = negative
positive charged = lysine, arginine, histidine
What is Pavlov's experiment of the dog salivating at the sound of a bell demonstrate?
Classical conditioning
Briefly explain Newton's First Law
Newton's first law states that every object will remain at rest or in uniform motion in a straight line unless compelled to change its state by the action of an external force
Which of the following recombinant processes depends on the F factor plasmid?
Conjugation
how many valence electrons do noble gasses have
8
The lipases catalyze the hydrolysis of fats and other carboxylic acid esters. The lipases illustrate the fact that:
3. some enzymes interact with several different substrate molecules that have similar chemical linkages.
What is the difference between grey and white matter in the brain and spinal cord?
Grey- cell bodies
White- Myelinated axons
Which of the following is NOT considered a scalar quantity?
1. Power
2. Density
3. Capacitance (ratio of the change in an electric charge in a system to the corresponding change in its electric potential)
4. Torque
Torque
Inflation of the lungs in mammals is accomplished by:
4. negative pressure pumping action
The principal quantum number is a measure of which of the following?
A.
Approximate radial size of an electron cloud
B.
Approximate shape of an electron cloud
C.
Number of valence electrons that orbit a nucleus
D.
Number of protons and neutrons found in the nucleus of an atom
Approximate radial size of an electron cloud
What are two of the three components of the phospholipid bilayer?
Phospholipid, Cholesterol, Protein
What area (and what lobe) is damaged when a patient has aphasia, a language disorder?
Brocas. Frontal Lobe.
An object is dropped from the top of the Empire State Building. Which of the following statements best describes the motion of the object as it experiences air resistance during its downward fall?
A
The speed will increase at a constant rate for its fall.
B
The speed will decrease at a constant rate for its fall.
C
Its speed remains constant for the fall.
D
Its acceleration will decrease until the object starts moving with a constant speed.
D
Its acceleration will decrease until the object starts moving with a constant speed.
Name 3 of the 4 cell tenets.
All known living things are made up of one or more cells
All living cells arise from pre-existing cells by division
Cells are the fundamental functional and structural unit of life
Name all 7 diatomic elements
Hydrogen
Oxygen
Nitrogen
Chlorine
Bromine
Iodine
Fluorine
define the term zwitterion
a molecule or ion having separate positively and negatively charged groups.
Name Piaget's 2 of the 4 stages of cognitive development.
Sensorimotor Stage
Preoperational Stage
Concrete operational Stage
Formal Operational Stage
Which statement below is true?
A
Sound waves can propagate as longitudinal or transverse waves, depending on the transmitting medium.
B
Sound waves are transverse waves and they propagate perpendicular to the transmitting medium.
C
Sound waves are longitudinal waves and they propagate parallel to the transmitting medium.
D
Sound waves can propagate as longitudinal or transverse waves, depending on the temperature.
C
Sound waves are longitudinal waves and they propagate parallel to the transmitting medium.