Identify 3 organisms that belong in the same Phylum as Euglena Gracilis and where they can be found? Please I really need help. Also, List 3 contributions the protist provides to the environment or other organisms?

Atypical human cell is approximately 12.00 μm in diameter and enclosed by a membrane that is 5.000 nm thick. (a) what is the volume of the cell including the membrane? (b) what is the volume of the cell membrane? (c) what percent of the total volume does its membrane occupy? to simplify the calculations, model the cell as a sphere. enter your answers using four significant figures.

Why is it important that fibrin is insoluble in water?

Use the drop down menus to match each example to the fossil topic discussed then to show how the fossil record gives evidence of evolution