So, What Does A Medical Assistant Do In a Pediatric Office? Medical assistants can be employed at healthcare practitionerâs clinics or offices, hospitals, insurance companies, and other healthcare-related institutions. In general, clinical and administrative tasks are similar across all sites of work.
Sedimentary rocks can contain fossils because, unlike most igneous and metamorphic rocks, they form at temperatures and pressures that do not destroy fossil remains. Dead organisms can become sediments which may, under the right conditions, become sedimentary rock.
Sedimentary rocks. Sedimentary rocks are made when sand, mud and pebbles get laid down in layers. Over time, these layers are squashed under more and more layers. Eventually, the layers are lithified â turned to rock.Sedimentary rocks can be formed in deserts, lakes, rivers and seas.edimentary rocks. Sedimentary rocks are made when sand, mud and pebbles get laid down in layers. Over time, these layers are squashed under more and more layers. Eventually, the layers are lithified â turned to rock.