The sun's energy drives which of the following processes? a. volcanic eruptions b. earthquakes c. weather and ocean circulation d. mountain building

Which of the following is not a characteristic of carnosaurs? a. long narrow skulls b. strong forelimbs c. horn projecting from their skulls d. none of the above

Which of the following structures is not found in both plant and animal cells? a) chloroplast b) cytoskeleton c) ribosomes d) mitochondria

Johannesburg kepler, an apprentice of brahe, believed in the heliocentric universe but rejected past astronomers belief in