It is a form of natural selection called sexual selection.
Answer:
D. Some cells can support life independently. Other cells support life collectively
Explanation:
Unicellular organisms are able to support their own life without the support of more than 1 cell. While some organisms needs multiple cells to function.
Answer:
A subkingdom of green plants that make up vegetation on earth.
Explanation:
Embryophyte is a major grouping of plants that have enclosed embryo as within a seed. They are sometimes known as land plants.