Milk. Everything else is a compound/alloy.
Covalent bonds but not ionic
D. a warm front causes rain showers to occur over a particular area for several days
its A. Genes make up chromosomes. it did it on study island..... i did the other answer the other person got and i got it wrong....and then it told me it was A. Genes make up chromosomes.
HOPE I COULD HELP
