Which of the following statements best describes the carbon atoms present in a seed-eating bird?
A) They were incorporated into organic molecules by plants.
B) They were processed into sugars through photosynthesis.
C) They are ultimately derived from carbon dioxide.
D) They were incorporated into organic molecules by plants, and they are ultimately derived from carbon dioxide.
E) They were incorporated into organic molecules by plants, they were processed into sugars through photosynthesis, and they are ultimately derived from carbon dioxide.
Changes in Earth's atmospheric carbon dioxide levels over geological time.
On average, the ratio of carbon to nitrogen is much higher in terrestrial plants than in other major
The skeleton of a dwarf elephant from the island of Crete. Dwarf elephants were present on some Medi
Ratings of Perceived Contradictions in Political Statements
Student opening present
What is the volume of 1.51 x 1024 atoms of an unknown gas at STP?