Answer: It should be D.
Explanation
Facilitated- requires energy- large molecules require energy to go cross the phospholipid bilayer.
Answer:
i have no clue, but nobody likes the virus.
Answer: Growing season is short because of it's cold climate.
Explanation:
Tundra is an area of the Earth that has no trees and the climate is cold and windy. There is little rainfall and it is found in top mountains and artic region. The growing season in tundra is very short, usually between 6 to 10 weeks. The temperature is low and cold because there are permafrost that are under the ground, evaporation of water is low because of low temperature.
