BCS 205 Final Exam Questions Well Answered Latest Update 2025-2026
blood calcium levels decrease - Answers A researcher discovered a new hormone that raises
blood calcium levels. According to the principles of negative feedback, this hormone would be
secreted when
Cytosol, intersticial fluid, plasma - Answers MOST of human body fluid to LEAST
Interstitial fluid and plasma - Answers Extracellular fluid is composed of ____
28 - Answers Intracellular fluid by volume is approximately ___ liters
Nonpolar covalent bond - Answers What type of compound is least likely to dissolve in water?
pH 1 - Answers Which pH represents a solution that has the highest concentration of hydroxide
ions?
triglycerides - Answers Most fat in our adipose tissue is in the form of
amino acids - Answers The sequence of nucleotides in mRNA molecules is needed to determine
the sequence of
mRNA from a DNA template - Answers During protein synthesis, the process of transcription
involves the production of
5 - Answers Based upon a sequence of 15 nucleotides in a strand of DNA, what is the max
number of amino acids produced
dehydration synthesis - Answers Monosaccharides like glucose and fructose are converted to
polysaccharides through a process known as
hypertonic sucrose solution - Answers What will cause a red blood cell to shrink or crenate
Neutrophils - Answers Meghan thinks she has an abscessed tooth (bacterial). If so, what type of
blood cells would you expect to see in elevated count?
conversion of fibrinogen into fibrin - Answers A major event in blood clot formation is
iron-deficiency anemia - Answers Too few RBCs disorder
Protein - Answers Which of the following molecules is least likely to diffuse through the
phospholipid bilayer
decrease blood oxygen levels - Answers what triggers enthropoeitin release?
reticulocyte - Answers what cell type is the last stage of enthrocyte production prior to
development of a mature enthrocyte?
, antigens - Answers blood is classified into different types on the presence or absence of certain
____ on the surface of a person's RBCs
heme molecules - Answers bilirubin comes from the breakdown of
albumin - Answers what plasma protein is most important for the blood's colloid osmotic
pressure?
100-120 days - Answers erythrocytes only live
like dissolves like - Answers the solubility rule states
MHC molecules - Answers what is a determinate for organ compatibility and rejection of
transplants?
Pyrogens - Answers The cause of sickle cell disease is which of the following?
neutrophils - Answers what is the most abundant class of white blood cells?
unequal sharing of electrons - Answers Why water is a polar molecule
catabolized; hydrolysis; anabolic; dehydration synthesis - Answers when we eat a protein it is
_____ through a ______ reaction and reassembled through an ____ reaction know as a _____
physical and chemical barriers to protect us from microorganisms - Answers best describes the
immune system
sarcolemma - Answers The plasma membrane of a muscle cell is known as the:
extensibility - Answers The degree to which a muscle cell can stretch depends on its:
thin filaments slide past thick towards the M line - Answers Which of the following statements
is the most accurate description of the sliding filament mechanism?
sarcomere - Answers What part of the myofibril shortens to produce contractions of the muscle
fiber?
sarcoplasmic reticulum - Answers The storage and release of calcium ions is the key function
of the
opening of voltage-gated Na channels - Answers which of the following promotes the
depolarization stage?
neuromuscular junction - Answers The synapse of a motor neuron with a muscle fiber is known
as the
T-tubule and two terminal cristernae - Answers A triad consists of:
blood calcium levels decrease - Answers A researcher discovered a new hormone that raises
blood calcium levels. According to the principles of negative feedback, this hormone would be
secreted when
Cytosol, intersticial fluid, plasma - Answers MOST of human body fluid to LEAST
Interstitial fluid and plasma - Answers Extracellular fluid is composed of ____
28 - Answers Intracellular fluid by volume is approximately ___ liters
Nonpolar covalent bond - Answers What type of compound is least likely to dissolve in water?
pH 1 - Answers Which pH represents a solution that has the highest concentration of hydroxide
ions?
triglycerides - Answers Most fat in our adipose tissue is in the form of
amino acids - Answers The sequence of nucleotides in mRNA molecules is needed to determine
the sequence of
mRNA from a DNA template - Answers During protein synthesis, the process of transcription
involves the production of
5 - Answers Based upon a sequence of 15 nucleotides in a strand of DNA, what is the max
number of amino acids produced
dehydration synthesis - Answers Monosaccharides like glucose and fructose are converted to
polysaccharides through a process known as
hypertonic sucrose solution - Answers What will cause a red blood cell to shrink or crenate
Neutrophils - Answers Meghan thinks she has an abscessed tooth (bacterial). If so, what type of
blood cells would you expect to see in elevated count?
conversion of fibrinogen into fibrin - Answers A major event in blood clot formation is
iron-deficiency anemia - Answers Too few RBCs disorder
Protein - Answers Which of the following molecules is least likely to diffuse through the
phospholipid bilayer
decrease blood oxygen levels - Answers what triggers enthropoeitin release?
reticulocyte - Answers what cell type is the last stage of enthrocyte production prior to
development of a mature enthrocyte?
, antigens - Answers blood is classified into different types on the presence or absence of certain
____ on the surface of a person's RBCs
heme molecules - Answers bilirubin comes from the breakdown of
albumin - Answers what plasma protein is most important for the blood's colloid osmotic
pressure?
100-120 days - Answers erythrocytes only live
like dissolves like - Answers the solubility rule states
MHC molecules - Answers what is a determinate for organ compatibility and rejection of
transplants?
Pyrogens - Answers The cause of sickle cell disease is which of the following?
neutrophils - Answers what is the most abundant class of white blood cells?
unequal sharing of electrons - Answers Why water is a polar molecule
catabolized; hydrolysis; anabolic; dehydration synthesis - Answers when we eat a protein it is
_____ through a ______ reaction and reassembled through an ____ reaction know as a _____
physical and chemical barriers to protect us from microorganisms - Answers best describes the
immune system
sarcolemma - Answers The plasma membrane of a muscle cell is known as the:
extensibility - Answers The degree to which a muscle cell can stretch depends on its:
thin filaments slide past thick towards the M line - Answers Which of the following statements
is the most accurate description of the sliding filament mechanism?
sarcomere - Answers What part of the myofibril shortens to produce contractions of the muscle
fiber?
sarcoplasmic reticulum - Answers The storage and release of calcium ions is the key function
of the
opening of voltage-gated Na channels - Answers which of the following promotes the
depolarization stage?
neuromuscular junction - Answers The synapse of a motor neuron with a muscle fiber is known
as the
T-tubule and two terminal cristernae - Answers A triad consists of:
