BCH 367 UPDATED EXAM 1 QUESTIONS AND
CORRECT ANSWERS
All biomolecules can be divided into just ________ main categories - CORRECT
ANSWERS four
Over _______ of the human body is made up of H, O, C, and N - CORRECT ANSWERS 99%
Proteins Structure - CORRECT ANSWERS linear polymer that folds into 3D structure
Monomers of proteins - CORRECT ANSWERS Amino Acids
Polymer bonds in protein - CORRECT ANSWERS Peptide bond
Major functions of proteins - CORRECT ANSWERS Signals, receptors, strucutre, mobility,
defense, catalysis, etc.
Nucleic acids structure - CORRECT ANSWERS Linear polymer that forms predictable base
pairs
Monomers of nucleic acids - CORRECT ANSWERS nucleotides
Name of polymer bond in nucleic acids - CORRECT ANSWERS Phosphodiester bond
Major functions of nucleic acids - CORRECT ANSWERS Information storage and transfer
,Lipids Structure - CORRECT ANSWERS Dual chemical character with hydrophobic and
hydrophilic regions
# of Monomers in Proteins - CORRECT ANSWERS 20
# of Monomers in Nucleic Acids - CORRECT ANSWERS 4
Major Functions of Lipids - CORRECT ANSWERS Fuel storage, signaling, and barriers
Carbohydrates Structure - CORRECT ANSWERS Diverse structures, can form branched
polymers
Monomers in carbohydrates - CORRECT ANSWERS Monosaccharides
# of monomers in carbohydrates - CORRECT ANSWERS MANY
Major functions of carbohydrates - CORRECT ANSWERS Fuel, cell identification, cell-to-cell
interaction sites
Central dogma - CORRECT ANSWERS describes the basic principles of biological
information transfer & specifies the process through which we go from genetic information of
DNA to the proteins that perform so many cellular functions
Information Flow in Central Dogma - CORRECT ANSWERS Dna -> (transcription) RNA ->
(translation) Protein
, In replication.... - CORRECT ANSWERS Input Biomolecule = DNA ; Output Biomolecule =
DNA ; Enzyme = DNA Polymerase
In transcription... - CORRECT ANSWERS Input Biomolecule = DNA ; Output Biomolecule =
RNA ; Enzyme = RNA Polymerase
In translation... - CORRECT ANSWERS Input Biomolecule = RNA ; Output Biomolecule =
Protein ; Enzyme = Ribosome
# of membranes in nucleus - CORRECT ANSWERS two
Fucntion of nucleus - CORRECT ANSWERS The information center that holds the DNA of
the organism ; Nuclear pores enable transport in and out
# of membrances in Mitochondria - CORRECT ANSWERS two
Function of Mitochondria - CORRECT ANSWERS Energy production centers that produce
ATP through respiration
# of membranes in chloroplasts - CORRECT ANSWERS two
Function of Chloroplasts - CORRECT ANSWERS Photosynthesis centers that convert light
to chemical energy ; Only in plants and algae
# of membranes in SER (smooth endoplasmic reticulum) - CORRECT ANSWERS one
CORRECT ANSWERS
All biomolecules can be divided into just ________ main categories - CORRECT
ANSWERS four
Over _______ of the human body is made up of H, O, C, and N - CORRECT ANSWERS 99%
Proteins Structure - CORRECT ANSWERS linear polymer that folds into 3D structure
Monomers of proteins - CORRECT ANSWERS Amino Acids
Polymer bonds in protein - CORRECT ANSWERS Peptide bond
Major functions of proteins - CORRECT ANSWERS Signals, receptors, strucutre, mobility,
defense, catalysis, etc.
Nucleic acids structure - CORRECT ANSWERS Linear polymer that forms predictable base
pairs
Monomers of nucleic acids - CORRECT ANSWERS nucleotides
Name of polymer bond in nucleic acids - CORRECT ANSWERS Phosphodiester bond
Major functions of nucleic acids - CORRECT ANSWERS Information storage and transfer
,Lipids Structure - CORRECT ANSWERS Dual chemical character with hydrophobic and
hydrophilic regions
# of Monomers in Proteins - CORRECT ANSWERS 20
# of Monomers in Nucleic Acids - CORRECT ANSWERS 4
Major Functions of Lipids - CORRECT ANSWERS Fuel storage, signaling, and barriers
Carbohydrates Structure - CORRECT ANSWERS Diverse structures, can form branched
polymers
Monomers in carbohydrates - CORRECT ANSWERS Monosaccharides
# of monomers in carbohydrates - CORRECT ANSWERS MANY
Major functions of carbohydrates - CORRECT ANSWERS Fuel, cell identification, cell-to-cell
interaction sites
Central dogma - CORRECT ANSWERS describes the basic principles of biological
information transfer & specifies the process through which we go from genetic information of
DNA to the proteins that perform so many cellular functions
Information Flow in Central Dogma - CORRECT ANSWERS Dna -> (transcription) RNA ->
(translation) Protein
, In replication.... - CORRECT ANSWERS Input Biomolecule = DNA ; Output Biomolecule =
DNA ; Enzyme = DNA Polymerase
In transcription... - CORRECT ANSWERS Input Biomolecule = DNA ; Output Biomolecule =
RNA ; Enzyme = RNA Polymerase
In translation... - CORRECT ANSWERS Input Biomolecule = RNA ; Output Biomolecule =
Protein ; Enzyme = Ribosome
# of membranes in nucleus - CORRECT ANSWERS two
Fucntion of nucleus - CORRECT ANSWERS The information center that holds the DNA of
the organism ; Nuclear pores enable transport in and out
# of membrances in Mitochondria - CORRECT ANSWERS two
Function of Mitochondria - CORRECT ANSWERS Energy production centers that produce
ATP through respiration
# of membranes in chloroplasts - CORRECT ANSWERS two
Function of Chloroplasts - CORRECT ANSWERS Photosynthesis centers that convert light
to chemical energy ; Only in plants and algae
# of membranes in SER (smooth endoplasmic reticulum) - CORRECT ANSWERS one
