Adaptation if the area changes while they live in it, evolution if it stays the same or occurs over a long period of time.
Explanation:
Indicators are substances that are used to test whether a substance is acidic or basic ot neutral in nature. They change their color when added to a solution containing an acidic or a basic substance. ... Naturally occurring indicators are turmeric, litmus, china rose and red cabbage.
tacos, tamales, enchiladas, huaraches, pollo al mole
