What needed materials enter an animal cell through the cell membrane?

Leila has dimples because she received a gene copy from her father that coded for dimples. this means that dimples are an example of a trait that is

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

What would happen if the tubing with the yellow band was placed in a beaker of distilled water?