10. In a bacterial cell, which structure allows the cell to move through fluid? A flagella
B pili
C nucleoid
D ribosomes

Which units ate used to measure both velocity and speed? check all that apply

In the water cycle , when does water undergo a chemical change

What type of organism is a one-celled organism that functions as a single unit? a. bi-celled b. single-celled c. pre-celled d. multi-celled