A I believe, hope it helps.
Answer:
Because from the researches I made,I can deduce that more electricity is hydro generated . Meaning that, it's generated from water.
Because they can't hold it them selves.
Answer:
Cells protect their DNA by enveloping it in a nucleus
Explanation:
A different or alternate form of the same is gene is called and "allele". Sometimes they can cause different observable changes in the phenotypic traits. However, they normally cause little or no variation in traits.
