A mouse in a field eats food containing relatively high amounts of a certain pesticide. The pesticide causes a mutation to occur in the liver cells of the mouse. Which of the following statements is most likely correct?

1. efficient use of space

2. elimination of groundwater contamination

3. energy generation

4. lower carbon footprint

in 1859, charles darwin set out his theory of evolution by natural selection as an explanation for adaptation and speciation. he defined natural selection as the "principle by which each slight variation [of a trait], if useful, is preserved".

the elements of art are the visual tools that the artist uses to create a composition. these are line, shape, color, value, form, texture, and space.

the principles of art and design are balance, contrast, emphasis, movement, pattern, rhythm, and unity/variety.