Why burning is not a recommended method of disposing plastics

What is the study of how matter and energy interact? a. biology b. physics c. planetary science d. chemistry

Si una estrella no tiene paralaje medible, ¿qué puedes inferir?

The diagram shows the structures of horse and cat forelimbs. what does the diagram suggest about the evolutionary relationship between these two mammals? a. they have homologous structures, indicating a common ancestor. b. they have analogous structures, indicating a common ancestor. c. they have homologous structures, indicating that they do not have a common ancestor. d. they have analogous structures, indicating that they do not have a common ancestor.