Photosynthesis and cellular respiration are two processes that help drive Earth's carbon cycle. Which of the following statements best describes one of these processes?

What noticeable trend from this graph might be used to make a conclusion?

Which phase of the cell cycle ensures that identical copies of the dna are made for daughter cells?

When a human or animal consumes food, the carbon in that food is most likely to be converted into which of the following elements? a. carbon remains carbon b. nitrogen c. oxygen d. hydrogen