About 97.5% of the earth's water is saltwater and about 2.5% is fresh.
The factor being tested is the variable. There are two types of variables, independent and dependent. The independent variable is the factor being changed by the scientist or the person controlling the experiment. The dependent variable is the thing that gets changed due to the changing of the independent variable. The dependent variable cannot be changed physically by the person doing the experiment.
The answer to your question is Gametophytes.
Because the components of maternal cytoplasm suppress the components of paternal cytoplasm. HOPE THIS HELPS!