Why muscle cells and skin cells do not look and act the same?

Hybrid instruments that play sounds that are part sampled and part synthesized are known as:

The frequency of alleles in a population that is in hardy weinberg equilibrium? a . changes in each successive generation b. is less important than the frequency genotypes c. shows evidence of the process of natural selection d. remains the same over several generations

"your temperature analysis reveals a pattern with coldest temperatures located to the portion of the map."