PHYS 261 MOST ASKED QUESTIONS AND 100%
CORRECT ANSWERS
When multiple tertiary structures come together it creates
Quaternary structure of a protein
A positively charged ion
cation
Carbonic acid bicarbonate system is an important buffer in
The human body
The alpha-helix and B-sheets are examples of the
Secondary structure of a protein
Cholesterol is a precursor for
Steroid hormones and animal cells membranes
If a solution has a less than 7
acidic
Nucleus acids are made up of
nucleotides
Glycogen is an example of
carbohydrate
Center of an atom is
nucleus
DNA contains a 5-carbon sugar called
Deoxyribose
Triglycerides and steroids are an example of
Lipids
RNA contains the 5-carbon sugar called
Ribose
Regions of an enzyme that are involved in bringing substrates together
Binding sites of enzymes
Produces more ATP per glucose than anaerobic pathways and requires
oxygen
, Aerobic
Energy required to bring molecules into a position where they can interact
activation energy
What increases reaction rate by lowering the activation energy of a
reaction
Enzymes
What binds to the active site
competitive inhibitor
Information stored in the genes is translated into
Proteins
What binds to a region of the enzyme other than the active site
Allosteric
The process of forming mRNA is called
Transcription
Where does transcription occur
Nucleus
Why does the formation of mRNA is induced by the binding of
transcription factors to the promoter happen
To activate a regulated gene
Pathway of cellular respiration
Glycolysis, intermediate step, kreb's cycle, ETC
Two extra cellular fluid components in the body
Plasma and interstitial fluid
Does a simple diffusion transport system use protein
No
What has lower concentrations of solutes than hypertonic solutions
Hypotonic solutions
Resting membrane potential of a neuron
-70mV
A cell transports large molecules out of the cell by
CORRECT ANSWERS
When multiple tertiary structures come together it creates
Quaternary structure of a protein
A positively charged ion
cation
Carbonic acid bicarbonate system is an important buffer in
The human body
The alpha-helix and B-sheets are examples of the
Secondary structure of a protein
Cholesterol is a precursor for
Steroid hormones and animal cells membranes
If a solution has a less than 7
acidic
Nucleus acids are made up of
nucleotides
Glycogen is an example of
carbohydrate
Center of an atom is
nucleus
DNA contains a 5-carbon sugar called
Deoxyribose
Triglycerides and steroids are an example of
Lipids
RNA contains the 5-carbon sugar called
Ribose
Regions of an enzyme that are involved in bringing substrates together
Binding sites of enzymes
Produces more ATP per glucose than anaerobic pathways and requires
oxygen
, Aerobic
Energy required to bring molecules into a position where they can interact
activation energy
What increases reaction rate by lowering the activation energy of a
reaction
Enzymes
What binds to the active site
competitive inhibitor
Information stored in the genes is translated into
Proteins
What binds to a region of the enzyme other than the active site
Allosteric
The process of forming mRNA is called
Transcription
Where does transcription occur
Nucleus
Why does the formation of mRNA is induced by the binding of
transcription factors to the promoter happen
To activate a regulated gene
Pathway of cellular respiration
Glycolysis, intermediate step, kreb's cycle, ETC
Two extra cellular fluid components in the body
Plasma and interstitial fluid
Does a simple diffusion transport system use protein
No
What has lower concentrations of solutes than hypertonic solutions
Hypotonic solutions
Resting membrane potential of a neuron
-70mV
A cell transports large molecules out of the cell by
