Trait, bacteria, plant cell, animal cell characteristics of cells

Which of the following is a main difference in cell structure between an onion cell and a human cheek cell? a. an onion cell contains one nucleus, whereas a human cheek cell contains two nuclei. b. an onion cell has a cell wall. c. a human cheek cell contains chloroplasts. d. there is no difference between an onion cell and a human cheek cell. you for your.

What in scientific term why the salty popcorn causes this thirst

Why is it important to study each branch of earth science?