Epithelial cells must be able to divide rapidly because they are found in organs such as the heart that are constantly moving, and therefore, quickly wear out
are found in tissues that are frequently exposed to abrasion, such as the skin and digestive tract
compose the brain, which is continually altered as we learn new things
compose the blood, which needs to be replenished quickly after injury

Match the following terms and definitions. 1. species that are adapted to live in equilibrium at carrying capacity population density 2. population growth that reaches equilibrium and carrying capacity population 3. death rate mortality 4. birth rate k-selected 5. a group of interacting individuals of the same species within the same geographic area natality 6. the number of organisms living in a particular area logistic growth