Which statement best describes the enzyme represented in the graphs below?

Familial hypercholesterolemia, an autosomal dominant disease, is five times more frequent in the afrikaner population of south africa than in the original population of europe from which the ancestors to the afrikaners immigrated. what does this demonstrate?

Explain how paleontologists use trilobite fossils as index fossils for various geologic time periods.

Which enzyme is responsible for “unzipping" the dna by breaking the hydrogen bonds between the nucleotides?