Carbohydrates account for approximately what percentage of the dry weight of plants?
A) 10%
B) 25%
C) 50%
D) 75%
D
You might also like to view...
The United States, China, and Russia—three of the world's major emitters—agreed in 2001 to participate in a cap-and-trade program to slow global warming
Indicate whether the statement is true or false
Secondary waves can travel through all areas of the Earth except the
A. inner core. B. mantle. C. outer core. D. surface.
Explorers have long sought a ________ ________ for ship navigation through the maze of Canada's Arctic islands
Fill in the blank(s) with correct word
Layering in the ocean occurs because ________.
A. processes at depth add and subtract salt and heat B. surface processes form water layers of differing combinations of salinity and temperature C. atmospheric processes control conditions at the surface D. surface processes form water layers of differing combinations of salinity and temperature and atmospheric processes control conditions at the surface E. All of these choices are correct.