I believe that is meiosis. If I am not right then search for it online
: )
The sled with a rough metal bottom would take more force to move over ice, because the rough surface would increase friction and the force needed.
• Meristematic tissue has cells small in size and isodiametric in shape. Permanent tissue has cells large in size and their shape varies.
• Vacuoles are usually absent in meristematic tissue. Vacuoles are present in living cells of permanent tissue.
Temperate evergreen forests, coniferous, broadleaf, and mixed, are found largely in the temperate mid-latitudes of North America, Siberia, Canada, Australia, Africa, Scandinavia, Indonesia, Malaysia, Amazon and Orinoco basins of South America, Himalayas and western ghats of India and Andaman and the Nicobar Islands.