What would b a good name for a brain project?

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?

The table lists the observations students made about four specimens under a microscope. based on these observations, what specimens did the students examine? animal plant virus prokaryote cell membrane present ribosomes present lysosomes present nuclear membrane present cell wall present ribosomes present nuclear membrane absent cell wall present ribosomes present nucleus present large vacuole present reproduces inside of a cell nucleus absent rna present 2019 edmentum all rights reserved intl

In the ocean why are the greatest amount of primary producers found in the epipelagic zone and how does that affect biodiversity