Explain how the abiotic components in each area determined what type of plants and animals lived there.

all matter is made up of atoms

in any element all atoms are the same

elements in a compound are always in a constant ratio: apex

answer is d hope this

answer; ///(a) ;

i took a test for bio that had this question and these were the correct answers, not sure if this is any now lol

the nervous system and the muscular system work together.  

sweat reaches the surface of the skin and evaporates into the air.

muscles underneath the skin relax, causing hair on the skin to lay flat.