flowers come in red, blue and purple colors. cross 2 purple flowers what percent of the offspring will be blue

19. scientists use meteorites that hit earth to provide evidence of the composition of earth's interior because they hypothesize that

20. in humans, freckles are dominant to no freckles. trey has no freckles and his wife anna grace has freckles, but her dad doesn't. they want to know what percentage of their kids would look like trey. show a punnett square to support your answer.

All organisms contribute some water to the water cycle by conducting