500 words essay pls about how a brain pls

Ahypothesis that has been tested again and again , with similar results each time may become a law , true or false

Pink fur (p) is dominant to purple fur (p) in hamsters. two heterozygous pink hamsters are crossed. what is the probability that these two parents will have an offspring with purple fur? 2/4, 1/2 or 50% 1/4 or 25% 3/4 or 75% 4/4 or 100% there is no chance for this type of offspring

What can happen to an enzyme as tempature rises