Which term best describes the function of blood when considering the presence of carbon dioxide and endocrine hormones?

Acladogram is a branching diagram that represents suggested evolutionary relationships among organisms based on the presence of unique traits. a scientist discovers a new organism that lacks limbs and does not have a true backbone. the organism lays eggs to produce offspring and has a cartilage-like rod known as a notochord running along its dorsal surface. on the cladogram below, select the species to which the newly discovered organism is most closely related.

Competition occurs between species when

Explain how the political influence of african americans leaders became weaker.