Percy the Plesiosaur's Evolution
What is Natural Selection?
Natural selection is when an organism becomes better adapted to its' environment to make more offspring. For example with a type of bird; if the bird has a longer beak, it may use it to get insects like grubs and worms while a bird of the same species could have a different beak so it could eat leaves.
How did genetics affect Percy?
How did genetics change Percy's offspring? With the planet warming, some dinosaurs decided to find a new place to live. They did this by...
Percy and Penelope's Offspring
Pictured on the right, is a Punnett Square. A Punnett Square helps show what Percy and Penelope's kids would look like. As you can see, the father, Percy, has a dominant gene. This is represented using "B". The mother, Penelope, has two recessive genes, which are represented by "b". No matter where Percy's dominant gene goes, it will always be on top because it's "bigger". Once you drop down the letters to the correct boxes, you'll see that the order is Bb, Bb, bb, and bb.