What is the defining characteristic of a water cycle?
a. the water passes through at least five different locations.
b. it does not include any human water usage.
c. it passes through plants, animals and the ocean.
d. it has the same starting and ending point.

Sarah and john are having a discussion on genetic diversity. sarah believes that it happen over a long period of time. john it happens immediately. who is correct? a. sarah is correct because genetic diversity occurs over a long period of time. b. john is correct because genetic diversity occurs immediately. c. both are correct because genetic variation can occur or long period of time. d. neither are correct because genetic diversity occurs over any period of time

Drag the tiles to the correct boxes to complete the pairs. match the nitrogenous base of dna with its complement.

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.