how did the occurrence of the different traits change over the 30-year period? use evidence from the graph to support your answer. using what you know about natural selection and adaptation, what generalization can you make based on these changes?

Which of the following statements is true? a. the main cause for speciation is an increase in gene flow. b. organisms that reproduce asexually are not considered part of a species. c. on a tree of life diagram, speciation is shown by the merging of two different lineages. d. the size of the geographic area inhabited by a population can cause speciation.

What element does susan b. anthony include in this passage to strengthen her argument?

Discuss the functions of epithelial connective nerviud and muscular tissues