1. Which statement best describes the galaxies closest to the Milky way?

These galaxies are independent of and unaffected by the milky ways gravitational pull

These galaxies are all identified as spiral

These galaxies include irregular, spiral, and elliptical types

These galaxies consists mostly old Stars

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:

this age may represent the age of the earth's accretion, of core formation, or of the material from which the earth formed. this dating is based on evidence from radiometric age-dating of meteorite material and is consistent with the radiometric ages of the oldest-known terrestrial and lunar samples.

a symbiotic relationship with the mitochondria

more words for this could be abiotic and biotic

abiotic: living organisms within an ecosystem

biotic: non-living organisms within an ecosystem