Which of the following scenarios refutes the argument that genes are entirely internally influenced? Patrick possesses a gene for brown hair, but his children have blond hair.
Charles possesses a gene for Alzheimer's, but he has not yet experienced symptoms.
Margaret possesses a gene for melanoma, so she chooses to stay out of the sun.
Cindy possesses a gene for freckles, but she uses makeup to cover them up.

Which of these is the most likely consequence of falling petroleum price

How is ribosomal rna useful as a molecular clock? a. a large portion of the dna ring is not vital to structure or function, allowing it to accumulate neutral mutations. b. its rate of mutation increases over time as organisms continue to evolve and differentiate from each other. c. a slow mutation rate makes it useful for determining evolutionary relationships between ancient species. d. it is only found in select organisms, making it easier to compare relationships between species that have it.

What are they five steps of cloning?