Like most Earth materials, rocks are created and destroyed in cycles. The rock cycle is a model that describes the formation, breakdown, and reformation of a rock as a result of sedimentary, igneous, and metamorphic processes. All rocks are made up of minerals. A mineral is defined as a naturally occurring, crystalline solid of definite chemical composition and a characteristic crystal structure. A rock is any naturally formed, nonliving, firm, and coherent aggregate mass of solid matter that constitutes part of a planet.
<span>what really led into that was most likely the evolution period, all of the reptiles were subdivided into noticeable stages
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Answer:false
Explanation:somatic and non-sex is the same thing. Although Eukarytic cells can be sex cells, there are also some that are non-sex cells.
