Duplication in the gene encoding a protein involved in vision has enabled humans to acquire trichromatic vision, which is the ability to distinguish between red, green, and blue colors. which type of mutation is this?

Which format should he use to present his data?

Which statement best describes how the loudness of the sound affects the high-pressure region created by the sound wave? a. a louder sound has no effect on the pressure created. b. a louder sound means a high-pressure region that is higher. c. a louder sound means a high-pressure region that is not as high.

An animal cell (left) and a plant cell (right) are shown.which organelle, labeled x in the diagram, is found in both plant and animal cells?