Answer:
300 i think im not sure also carbon full life lives 10000 years good to know right
I'd say D but i'm not 100% sure
A model organisms is a species that has been widely studied, usually because it is easy to maintain and breed in a laboratory setting and has particular experimental advantages. model organisms are non-human species that are used in the laboratory to help scientists understand biological processes.
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First part is explaining second part is explaining the uses)
B is the answer to your question! hope I helped!!!
