Known as "sports," genetic mutations can change the color of a single or of multiple flowers on a stem, so that one of your red tulips has a white streak down the center, while the rest are still pure red. e flower determines the color of its petals
You could record yourself doing a cardio exercise such as running or using a jump rope for a certain period of time using a stop watch or a phone timer. Then stop after about 5-10 minutes and using the stop watch see how long it takes for your heart rate to go back to normal.