Sometimes scientists have different explanations for the same observations. For example, before scientists understood atoms, they had different explanations for matter. What did these differing explanations lead scientists to do?
A) Scientists made more observations about the makeup of matter.
B) Scientists made fewer observations about the makeup of matter.
C) Scientists voted on a common explanation on which they could agree.
D) Scientists stopped studying matter until microscopes were introduced.

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

Which of the following will a bacterium produce when a human gene is added to its genome? question 4 options: human carbohydrates a protein made up of both human and bacterial properties the human protein coded for by the human gene human plasmids that can be isolated from the bacterium

How can an organ, such as the lungs, work for multiple body systems?