This isn't always the case and there is no reason it should be .Whether or not a trait is common has to do with how many copies of that gene version (or allele) are in the population. It has little or nothing to do with whether the trait is dominant or recessive. Let's take eye color as an example.
It gets plasmolysed due to exosmosis.
Algae plants are considered to be one of the most important organisms on our planet because it produces a lot of the Earth's oxygen. All plants produce oxygen, but algae produces more than the usual green plant.
Your answer is: Produces most of the Earth's oxygen
Have an amazing day and stay hopeful!