The integumentary system is an organ system consisting of the skin, hair, nails, exocrine glands, and sensory nerves. what is mostly made of dense irregular connective tissue along with nervous tissue and gives the skin its strength and elasticity? a) dermis b) epidermis c) hyperdermis d) hypodermis

This comparative chart is an example of one that might be used by scientists and law enforcement personnel for identification purposes. the chart represents a technological advance called

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.

Moving down the ramp from 6 meters to