AP Bio Chapter 53

The number of individuals per unit area or volume.

The pattern of spacing among individuals within the boundaries of the geographic population.

The relative number of individuals of each age in a population.

Reproduction in which an organism produces all of its offspring in a single event; also known as semelparity.

The maximum population size that can be supported by the available resources, symbolized as K.

A group of individuals of the same age in a population.

Referring to any characteristic that varies according to an increase in population density.

Referring to any characteristic that is not affected by population density.