If a mutation in the gene that codes for the PAH enzyme changes the structure of this enzyme, how does this structural change affect how the enzyme functions? (Use CER to answer this question.) Include the following in your

-What happens to the amino acid sequence?

-What happens to the structure of the PAH enzyme?

-What effect do these changes have on the function of the PAH enzyme and the severity of PKU? Plzzz help

The gene that causes sickle-cell disease is present in a higher percentage of residents of sub-saharan africa than among those of african descent living in the united states. even though this gene causes sickle-cell disease, it also provides some protection from malaria, a serious disease that is widespread in sub-saharan africa but absent in the united states. discuss an evolutionary process that could account for the different percentages of the sickle-cell gene among residents of the two regions.

What is the 77 element on the periodtic table

Why is it to call the calvin cycle the light independent reactions vs the dark reactions