Examlex
In the first-order model ,a unit increase in x2,while holding x1 constant at a value of 3,decreases the value of y on average by 3 units.
Natural Selection
The process by which organisms better adapted to their environment tend to survive and produce more offspring, a key mechanism of evolution.
Heritable Characteristics
Traits or characteristics of an organism that can be passed from parent to offspring through genes.
Survival Advantage
Refers to biological or psychological traits that increase an organism's chances of surviving and reproducing in a particular environment.
Nervous System
The system of neurons and neural pathways that convey nerve signals across the body, orchestrating its functions and processing sensory data.
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