Which represents a theory?
i observed three stars in the sky. the stars give off light.
light travels at 300,000 kilometers per second. stars are balls of hot gases.

Which incident would result in primary succession instead of secondary succession?

Which of the following is a true statement? a. individuals evolve to have adaptations. b. individuals have adaptations that can change over time. c. individuals have traits that may or may not make them successful at reproduction. d. populations cant evolve, only individual organisms.

Dna and rna share a number of similarities, but they also differ in certain aspects of their structure. wich nitrogenous base is found in rna but is not found in dna