ECPI Final Exam Bio 112
Osmosis is the movement of - Answer-water through a selectively permeable membrane down its
concentration gradient
The ability of an organism to sense and react to changes in its body illustrates - Answer-responsiveness
In negative feedback mechanisms, changes away from the normal state - Answer-stimulate changes in
the opposite direction to restore normal levels
Which of the following are living organisms simplest unit? - Answer-cells
An organic compound always contains - Answer-carbon and hydrogen
What best describes the function of the skeletal system? - Answer-support and movement
Part of the cell cycle when DNA replicates: - Answer-Interphase
DNA - Answer-stores genetic information, including instructions for enzymes that synthesize fats and
carbohydrates
,An atom is electrically neutral when - Answer-the number of electrons equals the number of protons
Homeostasis is the - Answer-tendency of the body to maintain a stable internal enviroment
Which of the following lists best illustrates the idea of increasing levels of complexity? - Answer-
organelles, cells, tissues, organs, organ systems
An ion can be described as - Answer-an electrically charged particle
A sagittal section divides the body into - Answer-right and left portions
the cell membrane is said to be: - Answer-selectively permeable
Which of the following must the human body obtain from the environment in order to survive? -
Answer-water
Loose thread like strands of DNA and protein: - Answer-Chromatin
Which of the following is the most abundant inorganic substance in the body? - Answer-Water
What is the purpose of mitosis? - Answer-Division of the cell nucleus
Cytoplasm consists of - Answer-Cytosol and organelles
What is necrosis? - Answer-Cell death that occurs due to tissue damage
,The organelle is a "tail" used for locomotion in cells such as bacteria or sperm - Answer-flagella
This organelle is a network of interconnected membranes and acts like the cell's factory; forming sacs
and canals that synthesizes protein and lipid molecules - Answer-endoplasmic reticulum
The midportion of the abdomen is called the _________ region - Answer-umbilical
In a covalent bond - Answer-atoms share a pair or more of electrons
Phase of mitosis when new nuclear envelopes form around the two new nuclei and chromosomes
unwind back to chromatin - Answer-Telophase
The activities of an anatomist consist of _________, whereas those of a physiologist consist of ________
- Answer-observing the structure of body parts; studying the functions of body parts
An isotonic solution - Answer-has the same osmotic pressure as the cells in the solution
Phase of mitosis when the chromosomes line up in the middle of the cell: - Answer-Metaphase
Which of the following illustrates a positive feedback mechanism? - Answer-Uterine contractions during
childbirth
The formula H2O refers to - Answer-an inorganic molecule
In a ________ solution, cells swell and may burst - Answer-Hypotonic
"Powerhouse" of the cell that makes a lot of ATP: - Answer-Mitochondria
, Stages of the cell cycle unfold in the following order: - Answer-interphase, mitosis, cytoplasmic division,
differentiation
tara discovers a rapidly growing lump that doubles in size over a month. A doctor does a biopsy and
discovers it's a form of cancer, which can result if - Answer-mitosis/ cell division is too frequent
Each of the following are examples of a lipid-based molecule except for: - Answer-protein
The atomic number of an atom equals the number of - Answer-protons
The fingertips are _______ in relationship to the wrist - Answer-distal to
What is the chemical symbol for sodium? - Answer-Na
Which structure is found in the axial portion of the body? - Answer-Head
Which subatomic particle has a negative charge? - Answer-electron
In a _______ solution, cells shrink and shrivel - Answer-hypertonic
Programmed cell death occurs during development, including the removal of webbing between fingers
of the fetus. This process is known as - Answer-apoptosis
In a _______ solution, cells swell and may burst - Answer-hypotonic
Osmosis is the movement of - Answer-water through a selectively permeable membrane down its
concentration gradient
The ability of an organism to sense and react to changes in its body illustrates - Answer-responsiveness
In negative feedback mechanisms, changes away from the normal state - Answer-stimulate changes in
the opposite direction to restore normal levels
Which of the following are living organisms simplest unit? - Answer-cells
An organic compound always contains - Answer-carbon and hydrogen
What best describes the function of the skeletal system? - Answer-support and movement
Part of the cell cycle when DNA replicates: - Answer-Interphase
DNA - Answer-stores genetic information, including instructions for enzymes that synthesize fats and
carbohydrates
,An atom is electrically neutral when - Answer-the number of electrons equals the number of protons
Homeostasis is the - Answer-tendency of the body to maintain a stable internal enviroment
Which of the following lists best illustrates the idea of increasing levels of complexity? - Answer-
organelles, cells, tissues, organs, organ systems
An ion can be described as - Answer-an electrically charged particle
A sagittal section divides the body into - Answer-right and left portions
the cell membrane is said to be: - Answer-selectively permeable
Which of the following must the human body obtain from the environment in order to survive? -
Answer-water
Loose thread like strands of DNA and protein: - Answer-Chromatin
Which of the following is the most abundant inorganic substance in the body? - Answer-Water
What is the purpose of mitosis? - Answer-Division of the cell nucleus
Cytoplasm consists of - Answer-Cytosol and organelles
What is necrosis? - Answer-Cell death that occurs due to tissue damage
,The organelle is a "tail" used for locomotion in cells such as bacteria or sperm - Answer-flagella
This organelle is a network of interconnected membranes and acts like the cell's factory; forming sacs
and canals that synthesizes protein and lipid molecules - Answer-endoplasmic reticulum
The midportion of the abdomen is called the _________ region - Answer-umbilical
In a covalent bond - Answer-atoms share a pair or more of electrons
Phase of mitosis when new nuclear envelopes form around the two new nuclei and chromosomes
unwind back to chromatin - Answer-Telophase
The activities of an anatomist consist of _________, whereas those of a physiologist consist of ________
- Answer-observing the structure of body parts; studying the functions of body parts
An isotonic solution - Answer-has the same osmotic pressure as the cells in the solution
Phase of mitosis when the chromosomes line up in the middle of the cell: - Answer-Metaphase
Which of the following illustrates a positive feedback mechanism? - Answer-Uterine contractions during
childbirth
The formula H2O refers to - Answer-an inorganic molecule
In a ________ solution, cells swell and may burst - Answer-Hypotonic
"Powerhouse" of the cell that makes a lot of ATP: - Answer-Mitochondria
, Stages of the cell cycle unfold in the following order: - Answer-interphase, mitosis, cytoplasmic division,
differentiation
tara discovers a rapidly growing lump that doubles in size over a month. A doctor does a biopsy and
discovers it's a form of cancer, which can result if - Answer-mitosis/ cell division is too frequent
Each of the following are examples of a lipid-based molecule except for: - Answer-protein
The atomic number of an atom equals the number of - Answer-protons
The fingertips are _______ in relationship to the wrist - Answer-distal to
What is the chemical symbol for sodium? - Answer-Na
Which structure is found in the axial portion of the body? - Answer-Head
Which subatomic particle has a negative charge? - Answer-electron
In a _______ solution, cells shrink and shrivel - Answer-hypertonic
Programmed cell death occurs during development, including the removal of webbing between fingers
of the fetus. This process is known as - Answer-apoptosis
In a _______ solution, cells swell and may burst - Answer-hypotonic
