In pea plants flower color is a completely dominant trait with purple flowers being dominant to white flowers. Based on this if you crossed two pure bred flowers, one white and one purple, what would be the expected probability of phenotypes in the F2 generation?

A. 75% purple 25% white
B. 25% purple 75% white
C. 50% purple 50% white
D. 100% purple 0% white

The short-term effect of tar on the body is increased blood pressure.

Mars and earth have quite a few things in common. both are  terrestrial planets, both are located within the sun’s  habitable zone, both have  polar ice caps, similarly  tilted axes, and similar  variations in temperature. and according to some of the latest scientific data obtained by rovers and atmospheric probes, it is now known that mars once had a  dense atmosphere  and was covered with  warm, flowing water.