This biome is characterized by a well-developed vertical ...

[ahriuashd]

This biome is characterized by a well-developed vertical structure with four distinct layers: an overstory, a middle canopy, understory, and forest floor.
 
  A) Mediterranean shrubland
  B) tropical savanna
  C) desert
  D) tropical rain forest
  E) midlatitude broadleaf and mixed forest

Question 2

Much of Earth's water supply likely originated from
 
  A) gases expelled from the Sun; i.e., solar wind.
  B) respiration of early organisms.
  C) asteroids.
  D) photosynthesis.
  E) transpiration

[Yixagurpuldink]

Answer to Question 1

D

Answer to Question 2

C

[ahriuashd]

Thanks for the timely response, appreciate it

[milbourne11]

Gracias!