What are four eras in the history of life on earth.

The transport tubes from food came down the plant are called?

Why is it incorrect to say that mitochondria function only as energy factories with cell

Use the phylogenetic tree to the right to determine which statement below is true. organisms a and f are not related. organism e is more closely related to organism b than organism f. organisms c and d are more closely related than organisms a and b. phylogenetic trees