This is the printed version of Exam 1
RED text identifies correct answers
1) Lysozyme is an antimicrobial enzyme found in saliva. Which of the following statements
about lysozyme is FALSE?
a) It hydrolyses peptidoglycan
b) It binds to 6 sugar residues of the substrate
c) It employs coordinated acid base catalysis
d) Binding of the substrate results in distortion of the “D” ring
e) All of the above are TRUE about the enzyme, lysozyme
2) Which of the following is NOT a function of mitochondria?
a) programmed cell death
b) oxidative phosphorylation
c) N-glycosylation
d) Citric acid cycle (AKA "Krebs’ cycle, AKA tricarboxylic acid cycle , AKA TCA cycle)
e) All of the above are functions of the mitochondria
3) Which of the following is NOT one of the 5 Essential Characteristics of All Living Cells?
a) Capable of protein synthesis
b) Capable of autonomous replication
c) Capable of regulated metabolic activity
d) Contains nucleic acid that encodes at least one complete copy of a genome
e) All of the above are among the 5 essential characteristics
4) Which of the following species was chosen as a model organism for the study of
vertebrate development?
a) Arabidopsis thaliana
b) Drosophila melanogaster
c) Caenorhabditis elegans
d) Danio rerio
,e) None of the above
5) The Green Fluorescent Protein (GFP) was isolated from which of the following organisms?
a) a marine worm
b) a coral
c) an anemone
d) a jellyfish
e) none of the above
6) The spatial resolution of optical microscopy is primarily a function of which of the
following?
a) the wavelength of the light
b) the cost of the microscope
c) the quality of the glass
d) the thickness of the specimen
e) none of the above
7) Which of the following does NOT occur in the Golgi complex?
,a) protein synthesis
b) protein glycosylation
c) protein sorting
d) protein surveillance
e) All of the above are functions occur in the Golgi complex.
8) Which of the following microscopic techniques provides the highest resolution images of
the surface morphology of a specimen?
a) confocal laser scanning microscopy
b) phase contrast microscopy
c) differential interference contrast microscopy
d) transmission electron microscopy
e) scanning electron microscopy
, 9) Which of the following microscopic techniques supports three dimensional reconstruction
from optical sections obtained from a fluorescent specimen?
a) phase contrast microscopy
b) differential interference contrast microscopy
c) scanning electron microscopy
d) transmission electron microscopy
e) confocal laser scanning microscopy
10) Which of the following species was chosen as a model organism for genetic analysis
due, in part, to unusually large chromosomes?
a) Arabidopsis thaliana
b) Mus musculus
c) Caenorhabditis elegans
d) Drosophila melanogaster
RED text identifies correct answers
1) Lysozyme is an antimicrobial enzyme found in saliva. Which of the following statements
about lysozyme is FALSE?
a) It hydrolyses peptidoglycan
b) It binds to 6 sugar residues of the substrate
c) It employs coordinated acid base catalysis
d) Binding of the substrate results in distortion of the “D” ring
e) All of the above are TRUE about the enzyme, lysozyme
2) Which of the following is NOT a function of mitochondria?
a) programmed cell death
b) oxidative phosphorylation
c) N-glycosylation
d) Citric acid cycle (AKA "Krebs’ cycle, AKA tricarboxylic acid cycle , AKA TCA cycle)
e) All of the above are functions of the mitochondria
3) Which of the following is NOT one of the 5 Essential Characteristics of All Living Cells?
a) Capable of protein synthesis
b) Capable of autonomous replication
c) Capable of regulated metabolic activity
d) Contains nucleic acid that encodes at least one complete copy of a genome
e) All of the above are among the 5 essential characteristics
4) Which of the following species was chosen as a model organism for the study of
vertebrate development?
a) Arabidopsis thaliana
b) Drosophila melanogaster
c) Caenorhabditis elegans
d) Danio rerio
,e) None of the above
5) The Green Fluorescent Protein (GFP) was isolated from which of the following organisms?
a) a marine worm
b) a coral
c) an anemone
d) a jellyfish
e) none of the above
6) The spatial resolution of optical microscopy is primarily a function of which of the
following?
a) the wavelength of the light
b) the cost of the microscope
c) the quality of the glass
d) the thickness of the specimen
e) none of the above
7) Which of the following does NOT occur in the Golgi complex?
,a) protein synthesis
b) protein glycosylation
c) protein sorting
d) protein surveillance
e) All of the above are functions occur in the Golgi complex.
8) Which of the following microscopic techniques provides the highest resolution images of
the surface morphology of a specimen?
a) confocal laser scanning microscopy
b) phase contrast microscopy
c) differential interference contrast microscopy
d) transmission electron microscopy
e) scanning electron microscopy
, 9) Which of the following microscopic techniques supports three dimensional reconstruction
from optical sections obtained from a fluorescent specimen?
a) phase contrast microscopy
b) differential interference contrast microscopy
c) scanning electron microscopy
d) transmission electron microscopy
e) confocal laser scanning microscopy
10) Which of the following species was chosen as a model organism for genetic analysis
due, in part, to unusually large chromosomes?
a) Arabidopsis thaliana
b) Mus musculus
c) Caenorhabditis elegans
d) Drosophila melanogaster
