Which of the following is NOT one of the characteristic of centrosomes? A. Are dense areas of cytoplasm near the nucleus of the cell
B. Contain centrioles consisting of microtubules
C. Contain centrioles which are arranged at right angles to each other and function in cell division
D. Are numerous, short, hair-like projections on the surface of some cells

The sketch shows a rynchosaur, an extinct animal that is known only from fossils. there has been much debate about the classification of these creatures. some scientists suggest that they belong with primitive amphibians, and some think they are related to snakes and lizards. the data equally support both cases. which statement best explains how to draw a cladogram that includes the rynchosaur? draw the cladogram for amphibians. draw the cladogram for reptiles. draw two cladograms, both showing the traits, and leave it as a hypothesis. draw two cladograms, both showing the traits, and have scientists vote

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

What do transitional fossils best support?