Y stands for Yellow hair and y stands for white hair. An animal with the genotype Yy would
display the trait for yellow hair.
True
O False

True or false graphs must include scales that increase by the same amount

According to an observer on earth, planet x is stationary. maria and samir depart earth on their spaceships at the same time, each flying at 0.5c. maria flies toward planet x and samir flies in the opposite direction. according to maria, her voyage to planet x takes 9 years. how many years does maria's voyage take according to samir?

Which radioisotope is used in dating geological formations?