What type of immunity uses cells and killer cells to identify and destroy abnormal cells?
a. congenital
b. humoral
c. cellular
d. innate

Differences between compact bone and cartilage

Directions: read the descriptions of the four islands presented in the lesson. 1. list two new traits that each new species of rat might demonstrate as it adapts to the conditions on each island. 2. introduce one of the four new rat species to another island and describe one challenge it would encounter and one success as it adapts to its new environment.

Which type of landform forms at the plate boundary as a result of divergent stress