Scientists compare fossils of extinct organisms to modern organisms. Fossils show that: A. Modern organisms have not changed from their ancestors

B. Modern organisms and extinct organisms are not related

C. All of the answer choices are correct

D. Extinct organisms have homologous structures with modern organisms

How do adaptation affect a species?

Agenus is a taxonomic grouping that identifies a collection of species. when a scientist discovers a new species, how is this species assigned to a genus

How have high taxes on tobacco products impacted the number of people who use them? a. the number of tobacco users has increased. b. the number of tobacco users has decreased. c. the number of tobacco users has not changed. d. the number of adolescent tobacco users decreased, while the number of adult users increased