Check the boxes of the functions of the integumentary system. []Barrier to the outside. []Regulates body temperature. []Eliminates mineral waste. []Gathers information. []Produces calcium.​

the second type of galaxy is called a barred spiral, which has a thing called a bar straddling the nucleus

succession returns a disturbed

ecosystem to a more stable state. this is also classified into two (2) types:

primary succession and secondary succession. the primary succession arises when

a new land is transformed and a bare rock has been exposed providing an environment

that can be occupied for the first time. while, secondary succession occurs

when a previously occupied environment was disturbed that kills much of all its

community

explanation:

a symbiotic relationship with the mitochondria