Systematic biologists have used a wide variety of traits to reconstruct the phylogenies of particular groups of organisms. Which type of trait can also be analyzed to estimate the divergence times between taxa

Last week i was assigned a thematic. we have groups of three but the people i was assigned with haven't been in school for days. i would appreciate if anyone can me with my thematic . i highlighted most of the important steps and i circled my thematic topic. in desperate need : ( its due on february 19

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

Why did adult crab numbers decline in he ecosystem, even though sea stars were still available?