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Biology 1 Final Exam
N/A
24
Biology
10th Grade
12/18/2013

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Term
BIOLOGY
Definition
the study of life
Term
SCIENCE
Definition
a body of knowlegde based on the study of nature
Term
HYPOTHESIS
Definition
a theory before the experiment has begun, a testable statement
Term
 EXPERIMENTAL GROUP
Definition
in a controlled experiment, the group recieving the factor being tested
Term
CELL
Definition
the smallest structural and functional unit of an organism
Term
ORGANISM
Definition
any living thing
Term
HOMEOSTASIS
Definition
state of biological balance; staying the same
Term
ENERGY
Definition
ability to do work, cannot be created or destroyed, only transformed.
Term
THEORY
Definition
explanition of a natural phenomenon based on many observations and investagations over time
Term
NUCLEUS
Definition
what structure distinguishes a eukaryote from a prokaryote?
Term
CELL MEMBRANE
Definition
what part of the cell is describe as selectively permeable?
Term
CELL MEMBRANE
Definition
regulates what comes in and out of the cell
Term
RIBOSOME
Definition
makes proteins
Term
NUCLUES
Definition
control center of the cell, contains DNA
Term
STIMULUS
Definition
reaction by an organism
Term
ACIDS
Definition
substances that release H+
Term
BASES
Definition
substances that release OH
Term
HOMOGENOUS
Definition
one mixed chemically equal
Term
HETEROGENOUS
Definition
two or more mixed chemically equal
Term
ENZYME
Definition
a substance produced by a living organism that acts as a catalyst to bring about a specific biochemical reaction.
Term
CONTROLL GROUP
Definition
in a controlled experiment, the group not recieving the factor being tested
Term
ACTIVE SITE
Definition
the specific location where a substrate binds on an enzyme is called the
Term
ELECTRONS
Definition
Negatively charged particles that move around the nucleus of an atom are called
Term
POLAR MOLCULES 
Definition
Molecules that have an unequal distribution of charges are called
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