Question

1. what are the two main groups of cells? provide examples of each

Explanation:

Cells are the basic unit of life. Based on the presence or absence of a well - defined nucleus, cells are classified into two main groups. Prokaryotic cells lack a true nucleus and membrane - bound organelles. Eukaryotic cells have a true nucleus and membrane - bound organelles.

Answer:

The two main groups of cells are prokaryotic cells and eukaryotic cells.

• Prokaryotic cells: Examples include bacteria (e.g., Escherichia coli).
• Eukaryotic cells: Examples include plant cells (e.g., cells in a rose leaf) and animal cells (e.g., human skin cells).