How has they discovery of ötzi, the iceman scientists in their knowledge? will mark brainliest (hurry) a. ötzi, the iceman was as old as previously thought b. ötzi, the iceman existed at a time when the climate was warm c. precise knowledge about his food and clothing is available d. humans from that period are exactly the same as modern humans

Air pollution is only caused by human activity, select the best answer from the choices provided ot of true or false

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.

Which sequence correctly shows the path of carbon dioxide during repiration?