QUESTIONS AND ANSWERS
Reactants - ANS Two or more ______________ can enter into a synthesis chemical reaction
to form a larger, more complex product.
Homeostasis - ANS The maintenance of body temperature within a normal range around the
set point of 37 Celsius is a good example of _________________ at work in the body.
Cell - ANS The basic living units of all plants and animals differ in structure and function but
are still considered __________, as they have many characteristics in common.
Protiens - ANS The building blocks of _____________ are amino acids, which when combined
form the structure of many body tissues as well as the enzymes that regulate the rate of
chemical reactions in the body.
Products - ANS In a decomposition chemical reaction reactants are broken down into
smaller, less complex ______________.
Physiology - ANS The study of __________________ deals with the processes or functions of
living organisms.
Reactants - ANS Two or more ______________ can enter into a synthesis chemical reaction
to form a larger, more complex product.
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, Gene Expression - ANS The process of taking the information contained in DNA, transcribing
it into mRNA and translating it through protein synthesis is called ________________.
Extracellular - ANS The cell membrane surrounds and supports the contents of the cell,
selectively preventing the entry of ___________ substances, that is substances found outside
the cell.
Secondary Active Transport - ANS In the digestive system, glucose moves across the cell
membrane against its concentration gradient. The movement of glucose is coupled to the
movement of sodium. Sodium moves down a concentration gradient established by the sodium
potassium pump. Glucose, in this case, is moving by ___________________.
Hypotonic - ANS A red blood cell placed in a(an) _____________ solution will expand as
water enters by osmosis.
Osmosis - ANS The diffusion of water across the cell membrane when a cell is placed in a
hypertonic solution is called ______________.
Solvent - ANS Water is a(n) _______________, or the predominant liquid forming the
solution surrounding the cells of the body.
Hypertonic - ANS A _____________ solution contains a lower concentration of water than
cytoplasm.
Intracellular - ANS The cell membrane surrounds and supports ______________ substances,
or substances found inside the cell.
Synaptic Cleft - ANS The neurotransmitter acetylcholine must pass across the
___________________ to trigger action potential within the muscle.
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