A characteristic of mutations is that they usually occur to meet the needs of a species
B)
result in different genetic sequences
are caused only by the events of mitosis
D)
do not occur at random

Match the order of the levels of organization in nature with the correct description. example: atoms are fundamental units of matter= level 1levels- 2,3,4,5,6,7,8.now what levels are these? population consists of organismscells consist of moleculesecosystems consist of communities interacting with there environmentmolecules consist of atomsthe biosphere consist of all ecosystems on earthcommunities consists of populationorganisms consist of cells