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BP1.1What is Life?
Question | Answer |
---|---|
a living thing | organism |
the basic unit of structure and function in living things | cell |
a one-celled organism | unicellular |
an organism with many cells | multicellular |
a change in an organism's environment that causes it to react | stimulus |
an organism's reaction to a change in the environment | response |
to become more complex | development |
the mistaken idea that living things arise from nonliving things | spontaneous generation |
a scientist carries out two test in which everything is the same except one factor | controlled experiment |
the one thing a scientist changes in a controlled experiment | manipulated variable |
an organism that makes its own food | autotroph |
an organism that cannot make its own food | heterotroph |
maintaining stable internal conditions | homeostasis |