PHYS261 midterm Questions with
Verified Answers
cell membranes are said to be - ANSWERSselectively permeable barrier
cytosine would pair with which of the following? - ANSWERSguanine
the alpha-helix and B-sheets are examples of the ___________ structure of a protein -
ANSWERSsecondary
when multiple tertiary structures come together it creates the _______ structure of a
protein - ANSWERSquaternary
potassium channels are made up of several tertiary structure bound together. This is an
example of which level of protein structure? - ANSWERSquaternary
the proteins synthesized in the rough ER are then sent to the - ANSWERSgolgi complex
for packaging
which protein assist in the movement of vesicle along microtubules? - ANSWERSmotor
proteins
peroxisomes - ANSWERSuse an enzyme to destroy H2O2 that is toxic to the cell
"Glucose is transported from blood into cells because cells require glucose to meet their
energy needs." This type of explanation is - ANSWERSteleological
a placebo is - ANSWERSa drug or treatment that is expected to have no
pharmacological effect.
a scientifically logical guess is a - ANSWERShypothesis
a study in which a participant acts as an experimental subject in part of the experiment
and a control in another part of the experiment is called what? - ANSWERScrossover
study
a technique used to resolve contradictory results in scientific studies is -
ANSWERSmeta-analysis
all but one of the structures listed below are a type of cell junction, identify the exception
- ANSWERSloose junctions
centrioles - ANSWERSdirect the movement of DNA during cell division
, cholesterol is - ANSWERSa precursor to steroid hormones and a structural component
of cell membranes
each amino acid differs from others in the - ANSWERSchemical structure of the R
group
each of the following is a primary tissue type except one. identify the exception. -
ANSWERSosseous tissue
essential amino acids that are used to build proteins - ANSWERScan be derived from
the foods we eat and digest
examinations of a sample of glandular cells reveals an extensive network of smooth
endoplasmic reticulum. which of the following would be a likely product of these cells? -
ANSWERSsteroid hormones
glands that secrete hormones into the blood via tissue fluids are - ANSWERSendocrine
glands
glycosylated molecules are those formed with which group of organic compounds? -
ANSWERScarbohydrates
homeostasis is the ability of the body to _______ - ANSWERSquickly restore changed
conditions to normal
in regards to lipids, the term unsaturated refers to - ANSWERSpresence of double
bonds between adjacent carbon atom in a fatty acid
physiology is the study of - ANSWERSthe normal functions of the organ systems
place these terms in the typical sequence in which they appear in the scientific process:
process, experimental data, theory, model, observation, hypothesis, replication -
ANSWERSobservation, hypothesis, experimental data, replication, model, theory
If a cell lacked lysosomes, it would not be able to - ANSWERSdigest cellular waste and
bacteria
the beta cells of the pancreas produce insulin, a protein-based hormone. which of the
following organelles would be found in higher levels in the beta cells? -
ANSWERSribosomes
the cellular organelle(s) responsible for packaging and transporting proteins is/are the -
ANSWERSgolgi couplex
Verified Answers
cell membranes are said to be - ANSWERSselectively permeable barrier
cytosine would pair with which of the following? - ANSWERSguanine
the alpha-helix and B-sheets are examples of the ___________ structure of a protein -
ANSWERSsecondary
when multiple tertiary structures come together it creates the _______ structure of a
protein - ANSWERSquaternary
potassium channels are made up of several tertiary structure bound together. This is an
example of which level of protein structure? - ANSWERSquaternary
the proteins synthesized in the rough ER are then sent to the - ANSWERSgolgi complex
for packaging
which protein assist in the movement of vesicle along microtubules? - ANSWERSmotor
proteins
peroxisomes - ANSWERSuse an enzyme to destroy H2O2 that is toxic to the cell
"Glucose is transported from blood into cells because cells require glucose to meet their
energy needs." This type of explanation is - ANSWERSteleological
a placebo is - ANSWERSa drug or treatment that is expected to have no
pharmacological effect.
a scientifically logical guess is a - ANSWERShypothesis
a study in which a participant acts as an experimental subject in part of the experiment
and a control in another part of the experiment is called what? - ANSWERScrossover
study
a technique used to resolve contradictory results in scientific studies is -
ANSWERSmeta-analysis
all but one of the structures listed below are a type of cell junction, identify the exception
- ANSWERSloose junctions
centrioles - ANSWERSdirect the movement of DNA during cell division
, cholesterol is - ANSWERSa precursor to steroid hormones and a structural component
of cell membranes
each amino acid differs from others in the - ANSWERSchemical structure of the R
group
each of the following is a primary tissue type except one. identify the exception. -
ANSWERSosseous tissue
essential amino acids that are used to build proteins - ANSWERScan be derived from
the foods we eat and digest
examinations of a sample of glandular cells reveals an extensive network of smooth
endoplasmic reticulum. which of the following would be a likely product of these cells? -
ANSWERSsteroid hormones
glands that secrete hormones into the blood via tissue fluids are - ANSWERSendocrine
glands
glycosylated molecules are those formed with which group of organic compounds? -
ANSWERScarbohydrates
homeostasis is the ability of the body to _______ - ANSWERSquickly restore changed
conditions to normal
in regards to lipids, the term unsaturated refers to - ANSWERSpresence of double
bonds between adjacent carbon atom in a fatty acid
physiology is the study of - ANSWERSthe normal functions of the organ systems
place these terms in the typical sequence in which they appear in the scientific process:
process, experimental data, theory, model, observation, hypothesis, replication -
ANSWERSobservation, hypothesis, experimental data, replication, model, theory
If a cell lacked lysosomes, it would not be able to - ANSWERSdigest cellular waste and
bacteria
the beta cells of the pancreas produce insulin, a protein-based hormone. which of the
following organelles would be found in higher levels in the beta cells? -
ANSWERSribosomes
the cellular organelle(s) responsible for packaging and transporting proteins is/are the -
ANSWERSgolgi couplex
