Answer:
I would say C. but i don't think it will be
Temperate Rainforest and Tropical Rainforest
Answer:
Cells from the cheek are a type of epithelial cell, similar to skin. ... They can be seen faintly even at 40x (scanning power), but the most dramatic images are at 400x where the nucleus is clearly visible as a dark spot in the center of the cell.
Explanation:
...to go from mouth to anus varies from 24 to 72 hours.