Which of the following describes the relationship between photosynthesis and respiration?
A. They make the same substances.
O B. They use the same substances.
C. Photosynthesis makes simple sugars and respiration uses simple sugars.
O D. Photosynthesis uses simple sugars and respiration makes simple sugars.

Which of the following statements is accurate about evolution? question 10 options: natural selection only eliminates odd individuals. evolution means that a population never has changes in its genetic frequencies. mutations are always harmful. evolution means that a population undergoes changes in its gene frequencies over time.

10. in which phase will crossing-over occur? a. mitosis b. metaphase ii c. prophase i d. meiosis ii

In which ways are mercury and venus similar?