Principles Of Biology Exam 1

Terms Used To Study For My BIOL 1050 First Exam, Principles Of Biology. These Are Just General Biology Terms.
Created Sep 12, 2009
by kvgold42
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The study of life
biology
Begins with specific observations(facts), draws general conclusion, used to form scientific...
inductive reasoning
Starts with general idea, makes specific predictions that follow logically
deductive reasoning
The concerted human effort to understand, or to understand better, the history of the natural...
science
A statement that provides some explanation for the observed facts
hypothesis
The variable that is measured, counted, or observed
dependent variable
The variable that is manipulated
independent variable
Independent variable is held at a constant level or omitted
control
Method or sequence of steps performed for the experiment
procedure
Repeating the experiment several times to provide consistent results
replication
Observation that is subjective(colors, smells, etc...)
qualitative
Observation that includes facts or measurements
quantitative
The capacity to do work
energy
The set of chemical reactions that occur in living organisms to maintain life.
metabolism
Molecules and structures that detect stimuli
receptors
A specific form of energy that a receptor can detect
stimulus
To maintain relatively constant internal conditions
homeostasis
Reproduction which requires the two cells from different individuals to unite to produce the...
sexual reproduction
Reproduction in which a single organism can reproduce without the aid of another.
asexual reproduction
Fundamental form of matter that cannot be broken down into a different form of matter by ordinary...
element
Smallest unit of an element that retains the element's properties, consist of three subatomic...
atom
Atom that varies in neutron number
isotope
Union between the electron structures of two or more atoms
chemical bond
Occurs when two or more elements intermingle in proportions that can vary
mixture
3 kinds of chemical bonds
ionic, covalent, hydrogen
8 characteristics of living things
Assimilate and use energy, Can respond to their environment, Maintain relatively constant internal...
Bond in which atoms of opposite charge attract each other
ionic bond
An atom that has either lost or gained one or more electrons
ion
Bond in which atoms share outer-shell electrons with other atoms
covalent bond
Bond in which a weak attraction forms when the positive end of 1 polarized molecule is attracted...
hydrogen bond
Type of covalent bonding in which distribution of charge is symmetrical
nonpolar
Type of covalent bonding in which distribution of charge is asymmetrical
polar


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