Examlex
Which muscle originates from the anterolateral surface of the sacrum?
Experimental Group
The group in an experimental setup that is exposed to the variable or condition being tested, as opposed to the control group.
Hypothesis
A testable statement about the nature of an observation or relationship. Compare with scientific theory.
Decomposers
Microbial heterotrophs that break down dead organic material and use the decomposition products as a source of energy. Also called saprotrophs or saprobes.
Ecosystem
A community of living organisms in conjunction with the nonliving components of their environment, interacting as a system.
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