PCB3023 Exam 1, cell bio test 1 FAU Theisen, CH.1:
Cells and Genome || Most Recent Exam 2026-2027
Actual Complete Real Exam Questions And Correct
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Which of the following is not a universal feature of all cells?
- ANSWER-Use
energy from sunlight to store
macromolecules
Hydrophobic side chains on the outside of a protein will
indicate: - ANSWER-A
misfolded
protein
Many protein catalyzes utilize both acids and bases by: -
ANSWER-Using
properties of both
simultaneously
Hydrogen bonds are common in cells because: -
ANSWER-Many of the
,covalent bonds involving hydrogen
are polar
Protein homologous found in the same organisms which
have different
functions are the result of: - ANSWER-Gene
duplication events
Introns are: - ANSWER-noncoding regions of mRNA molecules
The processes of replication will be best described as: -
ANSWER-A fast error
prone processes that relies on repair
mechanisms
Retroviruses: - ANSWER-Codes for an enzymes called RT,
codes for protein
which provides a protective coding, odes for global
genetic elements
Which of the following will involve an unfavorable
reaction? - ANSWER-
Pyrimidine
dimerization
A protein: - ANSWER-Facilitates directive branch
migration during
recombination and possesses multiple DNA
binding sites
,Which of the following constitutes a horizontal transfer of
DNA: - ANSWER-
Actuation of environmental DNA by
bacteria cell
The enzymatic activity of many proteins can be altered
by addition of a
phosphate group by class of enzymes called: -
ANSWER-Kinases
The hydrolysis of ATP is: - ANSWER-Has a -
delta G value
Which of the following replication is energetically
unfavorable? - ANSWER-
Association of a single stranded binding protein to the
exposed single strands
Polar covalent bond: - ANSWER-Sharing of electrons
between two atoms of
different
electronegativity
Cells often assemble large complexes from a smaller preform
molecule. The
advantage of this is: - ANSWER-Efficient control for
assembly, few genes
required, less energy
required
, Phosphorylation of an enzyme can affect protein function by: -
ANSWER-altering of protein confirmation, opening & closing of
binding sites on other proteins
The core of a nucleosome is composed of: - ANSWER-A disk
shaped protein
octamer
Which enzyme is directly responsible for activation of GTP
binding proteins: -
ANSWER-Guanine nucleotide
exchange factor
The Delta G value of an unfavorable reaction can be made
by: - ANSWER-
Increasing the concentration of
reactants
Which of the following is not an electrostatic
interaction? - ANSWER-
Hydrophobic
interaction
Alpha helices and beta pleated sheaths are very common
protein structures
because they: - ANSWER-Involve interactions between
peptide bonds
Cells and Genome || Most Recent Exam 2026-2027
Actual Complete Real Exam Questions And Correct
Answers (Expertly Verified Answers) Already Graded
A+ | Guaranteed Success!! Newest Exam | Just
Released!!
Which of the following is not a universal feature of all cells?
- ANSWER-Use
energy from sunlight to store
macromolecules
Hydrophobic side chains on the outside of a protein will
indicate: - ANSWER-A
misfolded
protein
Many protein catalyzes utilize both acids and bases by: -
ANSWER-Using
properties of both
simultaneously
Hydrogen bonds are common in cells because: -
ANSWER-Many of the
,covalent bonds involving hydrogen
are polar
Protein homologous found in the same organisms which
have different
functions are the result of: - ANSWER-Gene
duplication events
Introns are: - ANSWER-noncoding regions of mRNA molecules
The processes of replication will be best described as: -
ANSWER-A fast error
prone processes that relies on repair
mechanisms
Retroviruses: - ANSWER-Codes for an enzymes called RT,
codes for protein
which provides a protective coding, odes for global
genetic elements
Which of the following will involve an unfavorable
reaction? - ANSWER-
Pyrimidine
dimerization
A protein: - ANSWER-Facilitates directive branch
migration during
recombination and possesses multiple DNA
binding sites
,Which of the following constitutes a horizontal transfer of
DNA: - ANSWER-
Actuation of environmental DNA by
bacteria cell
The enzymatic activity of many proteins can be altered
by addition of a
phosphate group by class of enzymes called: -
ANSWER-Kinases
The hydrolysis of ATP is: - ANSWER-Has a -
delta G value
Which of the following replication is energetically
unfavorable? - ANSWER-
Association of a single stranded binding protein to the
exposed single strands
Polar covalent bond: - ANSWER-Sharing of electrons
between two atoms of
different
electronegativity
Cells often assemble large complexes from a smaller preform
molecule. The
advantage of this is: - ANSWER-Efficient control for
assembly, few genes
required, less energy
required
, Phosphorylation of an enzyme can affect protein function by: -
ANSWER-altering of protein confirmation, opening & closing of
binding sites on other proteins
The core of a nucleosome is composed of: - ANSWER-A disk
shaped protein
octamer
Which enzyme is directly responsible for activation of GTP
binding proteins: -
ANSWER-Guanine nucleotide
exchange factor
The Delta G value of an unfavorable reaction can be made
by: - ANSWER-
Increasing the concentration of
reactants
Which of the following is not an electrostatic
interaction? - ANSWER-
Hydrophobic
interaction
Alpha helices and beta pleated sheaths are very common
protein structures
because they: - ANSWER-Involve interactions between
peptide bonds
