Biology and You
The study of life
What is biology?
the number of characteristics of life mentioned in the textbook
what is 7?
the variety of life
what is diversity?
the organized approach that science is characterized by
what is the scientific method?
a microscope that shines light through a specimen and has two lenses
what is a compound light microscope?
the smallest unit that can perform all of life's processes
what are cells?
maintenance of a stable level of internal conditions
what is homeostasis?
the three major subdivisions of all organisms
what are domains?
a proposed explanation for the way a particular aspect of the natural world functions
what is a hypothesis?
the system of measurement used by scientists
what is the metric system?
the high degree of order within an organisms internal and external environment
what is organization
the process that occurs when organisms produce new organisms like themselves
what is reproduction?
the branch of biology that studies organisms interacting with each other and their environment
what is ecology?
Used to test a hypothesis and its predictions
the SI system has 7 of these
what are base units?
anything that an organism responds to
what is a stimulus?
the process by which an organism becomes a mature adult
what is development?
4 of the 6 kingdoms are found in this domain
what is Eukarya?
this provides a normal standard against which a biologist can compare results
what is a control group?
the SI base unit for amount of substance
what is mole?
chemical compounds that provide physical structure and bring about movement, energy use, and other cellular functions
what are biological molecules?
populations of living organisms ______ or change through time
what is evolve?
what is evolution?
a conclusion made on the basis of facts and previous knowledge
what is an inference?
the SI abbreviation for length/meter
what is m?