3x + 2y = 6 is an equation in standard form.

Where in the body can you find chemoreceptors? a. on the skin and ears, to detect pressure, touch, motion, and sound b. on the retina, to detect a single photon of light c. on the skin, to detect temperature or specific chemicals d. on the tongue and in the nose, to detect taste or odor

Explain how the political influence of african americans leaders became weaker.

Natural selection changes allele frequencies because some survive and reproduce more successfully than others.