What does the pulmonary vein do? O A. Carries carbon dioxide-rich blood from the heart to the lung
O B. Carries carbon dioxide-rich blood from the lung to the heart
O C. Carries oxygen-rich blood from the heart to the lung
O D. Carries oxygen-rich blood from the lung to the heart

Ineed the definitions of all of these words nasap i will give 1o points to whoever awnsers

Ageologist determines that a sample of a mineral cant be scratched by a steel nail but can be scratched by a masonry drill bit based on this information the sample mineral has to be softer than

Listed in the item bank are some key terms and expressions associated with the categories seen in the venn diagram. to find out more information about items, some have more details available when you click on them. drag and drop each item onto the proper area of the diagram. if an item describes more than one category, be sure to place it in the overlapping space. viruses are tiny infectious pathogens that cause many different diseases, such as polio, and the flu. though they are similar to one celled organisms in some ways, in many ways they are very different. use the venn diagram below to show the similarities and differences between viruses and living organisms.