Possible variations of a gene that controls a specific trait A) Heredity

B) Phenotype

C) Gene

D) Allele

And give a detailed description! scientist observes the boundary between two tectonic plates for a decade and finds that no new volcanoes have formed over the course of her investigation. does this result support the theory of plate tectonics? why or why not?

Long term exposure to waves can cause sunburns and skin cancer.

Tides that occur during the new and full moons