What affects algal growth with increasing depth in the ocean? a. salt concentration, salt concentration increases with depth b. light, light decreases with depth, affecting photosynthesis c. temperature, temperature decreases with depth

Which part of cellular respiration must occur before any of the other steps can occur

The leopard frog and the pickerel frog are two closely related species. in areas where their ranges overlap, the frogs will remain separate species if they

How is ribosomal rna useful as a molecular clock? a. a large portion of the dna ring is not vital to structure or function, allowing it to accumulate neutral mutations. b. its rate of mutation increases over time as organisms continue to evolve and differentiate from each other. c. a slow mutation rate makes it useful for determining evolutionary relationships between ancient species. d. it is only found in select organisms, making it easier to compare relationships between species that have it.