If there is no rate heterogeneity, what would one expect for the amount of divergence between an invertebrate and a nonmetazoan and a vertebrate and the same nonmetazoan?

Which of the following best describes the purpose of technology?

Legumes, a type of plant, require rhizobia, a type of soil bacteria, to survive since these organisms fix nitrogen during photosynthesis. rhizobia use the legumes for food. what would most likely happen to the legume population if rhizobia suddenly became extinct?

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