1. carrying capacity
A. one example of a density-independent limiting factor is
B. the number of individuals of a single species per unit area is known as
C. the maximum number of organisms of a particular species that can be supported by an environment is called
D. the movement of individuals into an area is called

your body is trying to warm itself up. or more precisely, sensors in your skin send messages to your brain to generate heat to your body.

synapse nervous system

the law of original horizontality explains:   why rocks appear in layers. correct answer: b the law suggests that all rock layers are originally laid down (deposited) horizontally and can later be deformed.   the principle is used by geologists to make assumptions about the relative ages of sedimentary rocks.