Explain about forest plantation

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.

This is one of the five kingdoms in the older biological succession. organisms in this kingdom are prokaryotic

What is responsible for the uneven heating between the poles and the equator on any given day