Sickel cell anemia is an inherited disease that is due to a base substitution mutation in a gene.
Explanation:
AswerB
hydrogen, helium and lithium
It took 380,000 years for the electrons to be trapped in orbits nuclei forming the first atoms. (which is option B)
The answer is coal, C.
It takes a long time to regenerate, therefore it is labelled as non renewable energy.
