the graph shows the population growth of two cities in texas if these growth rates continue how long will it take before the population of austin surpasses the population of dallas justify your reasoning

"d.) carbon dioxide and hydrogen sulfide"

the cladogram shown here shows similarities and differences among several classes of vertebrates. anatomically, the four have limb structure as their common ancestor. we might separate the mammals from the other three classes because they a) divergent; do not lay eggs b) identical; are warm-blooded c) varied; a four chambered heart d) homologous; have mammary glands

the correct answer is b