BIO 256 EXAM 1, Bios 256 Exam 1
Complete 2022 solution
6.5 - Which would be a normal measure of protein in venous blood?
A.) 3.3-5.1 mg/100ml
B.) 6.5-8.0 g/100ml
C.) 400-800 mg/100ml
D.) 75-110 mg/100ml
135 - Which would be a normal measure of sodium in venous blood?
A.)24-28 mEq/L
B.) 135-145 mEq/L
C.) 4.5-5.5 mEq/L
positive feedback - In ________ ________ systems, the output enhances or
exaggerates the original stimulus
interstitial fluid - What is the fluid found between cells in your tissues, but not in your
blood?
slightly alkaline - The normal pH for human blood is near 7.4. This is _________
________
lipids - Steroid hormones are...
A.) proteins
B.) nucleic acids
C.) lipids
glucose - What are polysaccharides usually?
phospholipids - What composes the bulk of all cell membranes
fibrous - Collagen is a ________ protein
tertiary - The overall molecular shape of a globular protein consisting of a single
polypeptide strand is known as its
A.) primary structure
B.) Secondary structure
C.) tertiary structure
D.) Quaternary structure
, tRNA - The RNA type characterized by folding on itself to form a twisted cloverleaf
structure with an attached amino acid is called
A.) trna
B.) rrna
C.) mrna
enzyme-substrate - When carbonic anhydrase and carbonic acid are temporarily joined
together, they form ___________.
A) an allosteric complex
B) a reactant-product complex
C) an isoenzyme
D) an enzyme-substrate complex
lactic acid - As a result of anaerobic respiration in humans, glucose is converted to
A) pyruvic acid.
B) lactic acid.
C) citric acid.
D) acetyl CoA.
lipids - Which of the following energy storage nutrient molecules provides the greatest
amount of energy in calories (kilocalories) per gram?
A.) proteins
B.) lipids
C.) carbohydarates
glucose - the favored fuel of the brain is
facilitated diffusion - Diffusion of solutes through a membrane by the use of a transport
protein is called
catabolism - When you obtain energy from glucose, you break it down into H2O and
CO2. This is
Mitosis makes diploid daughter cells, and meiosis makes haploid daughter cells. - Fatty
acids used for energy are first broken into
A single nucleotide change in the LMNA gene sequence leads to an error in
mRNAsplicing and a defective nuclear protein. - What is the majorcause underlying the
rapid aging disease, Progeria?
bothredox reactions and energy coupling through the hydrolysis of ATP can
driveunfavorable reactions forward. - Some metabolicreactions that may not be
independently energetically favorable in the humanbody may still proceed to a final
product because:
Complete 2022 solution
6.5 - Which would be a normal measure of protein in venous blood?
A.) 3.3-5.1 mg/100ml
B.) 6.5-8.0 g/100ml
C.) 400-800 mg/100ml
D.) 75-110 mg/100ml
135 - Which would be a normal measure of sodium in venous blood?
A.)24-28 mEq/L
B.) 135-145 mEq/L
C.) 4.5-5.5 mEq/L
positive feedback - In ________ ________ systems, the output enhances or
exaggerates the original stimulus
interstitial fluid - What is the fluid found between cells in your tissues, but not in your
blood?
slightly alkaline - The normal pH for human blood is near 7.4. This is _________
________
lipids - Steroid hormones are...
A.) proteins
B.) nucleic acids
C.) lipids
glucose - What are polysaccharides usually?
phospholipids - What composes the bulk of all cell membranes
fibrous - Collagen is a ________ protein
tertiary - The overall molecular shape of a globular protein consisting of a single
polypeptide strand is known as its
A.) primary structure
B.) Secondary structure
C.) tertiary structure
D.) Quaternary structure
, tRNA - The RNA type characterized by folding on itself to form a twisted cloverleaf
structure with an attached amino acid is called
A.) trna
B.) rrna
C.) mrna
enzyme-substrate - When carbonic anhydrase and carbonic acid are temporarily joined
together, they form ___________.
A) an allosteric complex
B) a reactant-product complex
C) an isoenzyme
D) an enzyme-substrate complex
lactic acid - As a result of anaerobic respiration in humans, glucose is converted to
A) pyruvic acid.
B) lactic acid.
C) citric acid.
D) acetyl CoA.
lipids - Which of the following energy storage nutrient molecules provides the greatest
amount of energy in calories (kilocalories) per gram?
A.) proteins
B.) lipids
C.) carbohydarates
glucose - the favored fuel of the brain is
facilitated diffusion - Diffusion of solutes through a membrane by the use of a transport
protein is called
catabolism - When you obtain energy from glucose, you break it down into H2O and
CO2. This is
Mitosis makes diploid daughter cells, and meiosis makes haploid daughter cells. - Fatty
acids used for energy are first broken into
A single nucleotide change in the LMNA gene sequence leads to an error in
mRNAsplicing and a defective nuclear protein. - What is the majorcause underlying the
rapid aging disease, Progeria?
bothredox reactions and energy coupling through the hydrolysis of ATP can
driveunfavorable reactions forward. - Some metabolicreactions that may not be
independently energetically favorable in the humanbody may still proceed to a final
product because:
