Achameleon is a kind of lizard. it has special structures in its skin that allows the chameleon to change colors for several reasons, including communication with other chameleons. what purpose do the special skin structures have for the chameleon? a. they scare other chameleons b. they make other chameleons aware of its mood c. they attract other chameleons for mating d. all of these

Saw this cause i was searching random, and since i have a chameleon i thought id answer and your answer is indeed D. all of them

each chemical family is represented as a group or column on the periodic table. based on chemical properties, there are 6 types of chemical families. group 1 represents alkali metals, group 2 represents alkaline earth metals, groups 3 to 12 represent transition metals, groups 13 to 16 represent non-metals and other metals, group 17 represents halogens and group 18 represents noble gases.