In physic speed is defined to as scalar quantity which is defined to as the rate at which an object covers object. The speed of an object is the magnitude of its velocity. spend has no direction and is measured how a object move relative to a reference point.
Daniel Nathans and Hamilton Smith who discover the Impermanence of Sexual Phenotypes as to the absolute statement.
Phenotypic sex is refer to an individual's sex as intent by their internal genitalia, expression of secondary sex attribute, and behavior.
It is not C. I got it wrong. It is A water!
He observed 15 different finch species that originated as one ancestral bird. all differing in body shape, beak size, and mating habbits
