Answer: C) a factor that may affect an experiment or investigation
Explanation:
This is the best answer. A and B can be eliminated. D describes a controlled variable which is more specific than a scientific variable, thus C is the best answer. It is the best description of just a scientific variable.
Answer:
causes alteration
Explanation:
when one particular species that should perform a particular function is removed it will change the ecosystem
She will have 23 chromosomes in her egg cells.
Hey there,
<span>Exposing the casted extremity.
Hope this helps :))
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